diff --git a/api/src/auth.rs b/api/src/auth.rs
index 30238273..9a0e3aac 100644
--- a/api/src/auth.rs
+++ b/api/src/auth.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/client.rs b/api/src/client.rs
index 448be6a5..c8502ed4 100644
--- a/api/src/client.rs
+++ b/api/src/client.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/foreign.rs b/api/src/foreign.rs
index addf5db0..61e7cf98 100644
--- a/api/src/foreign.rs
+++ b/api/src/foreign.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/foreign_rpc.rs b/api/src/foreign_rpc.rs
index 886a2f18..d1d05707 100644
--- a/api/src/foreign_rpc.rs
+++ b/api/src/foreign_rpc.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers.rs b/api/src/handlers.rs
index b972afa0..ab85fc15 100644
--- a/api/src/handlers.rs
+++ b/api/src/handlers.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/blocks_api.rs b/api/src/handlers/blocks_api.rs
index 0cad4522..e556b130 100644
--- a/api/src/handlers/blocks_api.rs
+++ b/api/src/handlers/blocks_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/chain_api.rs b/api/src/handlers/chain_api.rs
index 67166fec..377c0400 100644
--- a/api/src/handlers/chain_api.rs
+++ b/api/src/handlers/chain_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/peers_api.rs b/api/src/handlers/peers_api.rs
index 4ffe0d89..d6b32415 100644
--- a/api/src/handlers/peers_api.rs
+++ b/api/src/handlers/peers_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/pool_api.rs b/api/src/handlers/pool_api.rs
index 6c91ac05..2877739d 100644
--- a/api/src/handlers/pool_api.rs
+++ b/api/src/handlers/pool_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/server_api.rs b/api/src/handlers/server_api.rs
index 10ce789e..1c724596 100644
--- a/api/src/handlers/server_api.rs
+++ b/api/src/handlers/server_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/transactions_api.rs b/api/src/handlers/transactions_api.rs
index 7e38c5c0..585f22fa 100644
--- a/api/src/handlers/transactions_api.rs
+++ b/api/src/handlers/transactions_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/utils.rs b/api/src/handlers/utils.rs
index 693d8228..dc2f214e 100644
--- a/api/src/handlers/utils.rs
+++ b/api/src/handlers/utils.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/handlers/version_api.rs b/api/src/handlers/version_api.rs
index 7e2ebbfc..3d4b6d3e 100644
--- a/api/src/handlers/version_api.rs
+++ b/api/src/handlers/version_api.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/lib.rs b/api/src/lib.rs
index 09d454e2..3f7d3221 100644
--- a/api/src/lib.rs
+++ b/api/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/owner.rs b/api/src/owner.rs
index 206c7600..ff0177bf 100644
--- a/api/src/owner.rs
+++ b/api/src/owner.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/owner_rpc.rs b/api/src/owner_rpc.rs
index 886556c2..fafad298 100644
--- a/api/src/owner_rpc.rs
+++ b/api/src/owner_rpc.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/rest.rs b/api/src/rest.rs
index 08e26194..cfdeda65 100644
--- a/api/src/rest.rs
+++ b/api/src/rest.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/router.rs b/api/src/router.rs
index e1310126..9aa1abdd 100644
--- a/api/src/router.rs
+++ b/api/src/router.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/api/src/types.rs b/api/src/types.rs
index 75a9473d..4afdeed8 100644
--- a/api/src/types.rs
+++ b/api/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/chain.rs b/chain/src/chain.rs
index 42e7ad06..49a36e6f 100644
--- a/chain/src/chain.rs
+++ b/chain/src/chain.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/error.rs b/chain/src/error.rs
index 6270b037..f1cec32d 100644
--- a/chain/src/error.rs
+++ b/chain/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/lib.rs b/chain/src/lib.rs
index 07e9084b..90ff59ce 100644
--- a/chain/src/lib.rs
+++ b/chain/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/pipe.rs b/chain/src/pipe.rs
index dd1cdc96..694ca827 100644
--- a/chain/src/pipe.rs
+++ b/chain/src/pipe.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/store.rs b/chain/src/store.rs
index 24b083f6..a0e9a37a 100644
--- a/chain/src/store.rs
+++ b/chain/src/store.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/txhashset.rs b/chain/src/txhashset.rs
index 6a23b355..094df1cb 100644
--- a/chain/src/txhashset.rs
+++ b/chain/src/txhashset.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/txhashset/bitmap_accumulator.rs b/chain/src/txhashset/bitmap_accumulator.rs
index 4d3d7dcd..51fdd008 100644
--- a/chain/src/txhashset/bitmap_accumulator.rs
+++ b/chain/src/txhashset/bitmap_accumulator.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/txhashset/rewindable_kernel_view.rs b/chain/src/txhashset/rewindable_kernel_view.rs
index aaa026fc..9d4c9dcc 100644
--- a/chain/src/txhashset/rewindable_kernel_view.rs
+++ b/chain/src/txhashset/rewindable_kernel_view.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/txhashset/txhashset.rs b/chain/src/txhashset/txhashset.rs
index 3497fe51..62f43a0c 100644
--- a/chain/src/txhashset/txhashset.rs
+++ b/chain/src/txhashset/txhashset.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/txhashset/utxo_view.rs b/chain/src/txhashset/utxo_view.rs
index d3ffe007..80089eae 100644
--- a/chain/src/txhashset/utxo_view.rs
+++ b/chain/src/txhashset/utxo_view.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/src/types.rs b/chain/src/types.rs
index 9c28db69..a0f2c920 100644
--- a/chain/src/types.rs
+++ b/chain/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/bitmap_accumulator.rs b/chain/tests/bitmap_accumulator.rs
index 38d03cc4..5d480303 100644
--- a/chain/tests/bitmap_accumulator.rs
+++ b/chain/tests/bitmap_accumulator.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/chain_test_helper.rs b/chain/tests/chain_test_helper.rs
index 9acc09c8..68264593 100644
--- a/chain/tests/chain_test_helper.rs
+++ b/chain/tests/chain_test_helper.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/data_file_integrity.rs b/chain/tests/data_file_integrity.rs
index 5ad7a9cb..76a1e95f 100644
--- a/chain/tests/data_file_integrity.rs
+++ b/chain/tests/data_file_integrity.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/mine_simple_chain.rs b/chain/tests/mine_simple_chain.rs
index 05657f92..7d8ab8b5 100644
--- a/chain/tests/mine_simple_chain.rs
+++ b/chain/tests/mine_simple_chain.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/store_indices.rs b/chain/tests/store_indices.rs
index 8357bd59..a0f5b2f9 100644
--- a/chain/tests/store_indices.rs
+++ b/chain/tests/store_indices.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/test_coinbase_maturity.rs b/chain/tests/test_coinbase_maturity.rs
index e7f147c5..109a5125 100644
--- a/chain/tests/test_coinbase_maturity.rs
+++ b/chain/tests/test_coinbase_maturity.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/test_txhashset.rs b/chain/tests/test_txhashset.rs
index e2f59511..2b35160f 100644
--- a/chain/tests/test_txhashset.rs
+++ b/chain/tests/test_txhashset.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/chain/tests/test_txhashset_archive.rs b/chain/tests/test_txhashset_archive.rs
index 0466a795..0b133631 100644
--- a/chain/tests/test_txhashset_archive.rs
+++ b/chain/tests/test_txhashset_archive.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/config/src/comments.rs b/config/src/comments.rs
index ef7d27c9..b277c616 100644
--- a/config/src/comments.rs
+++ b/config/src/comments.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/config/src/config.rs b/config/src/config.rs
index eb52d34b..e63f9265 100644
--- a/config/src/config.rs
+++ b/config/src/config.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/config/src/lib.rs b/config/src/lib.rs
index ef31bcd3..e1ef7de8 100644
--- a/config/src/lib.rs
+++ b/config/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/config/src/types.rs b/config/src/types.rs
index 7572b4a2..617feb89 100644
--- a/config/src/types.rs
+++ b/config/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/consensus.rs b/core/src/consensus.rs
index b72eeaa6..0551247e 100644
--- a/core/src/consensus.rs
+++ b/core/src/consensus.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
diff --git a/core/src/core.rs b/core/src/core.rs
index dfca30ea..89c6b67a 100644
--- a/core/src/core.rs
+++ b/core/src/core.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/block.rs b/core/src/core/block.rs
index 65d2cc76..c24df1a2 100644
--- a/core/src/core/block.rs
+++ b/core/src/core/block.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/block_sums.rs b/core/src/core/block_sums.rs
index 140a1eb8..fa50fbd6 100644
--- a/core/src/core/block_sums.rs
+++ b/core/src/core/block_sums.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/committed.rs b/core/src/core/committed.rs
index 44fe95a6..9fb2d727 100644
--- a/core/src/core/committed.rs
+++ b/core/src/core/committed.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/compact_block.rs b/core/src/core/compact_block.rs
index a604b86b..8a4b088a 100644
--- a/core/src/core/compact_block.rs
+++ b/core/src/core/compact_block.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/hash.rs b/core/src/core/hash.rs
index b888b1a3..f5ad0c76 100644
--- a/core/src/core/hash.rs
+++ b/core/src/core/hash.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/id.rs b/core/src/core/id.rs
index 7fe84881..a1b3d998 100644
--- a/core/src/core/id.rs
+++ b/core/src/core/id.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/merkle_proof.rs b/core/src/core/merkle_proof.rs
index bbdb4f32..3cc8af03 100644
--- a/core/src/core/merkle_proof.rs
+++ b/core/src/core/merkle_proof.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/pmmr.rs b/core/src/core/pmmr.rs
index 6b96b72b..b41d8946 100644
--- a/core/src/core/pmmr.rs
+++ b/core/src/core/pmmr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/pmmr/backend.rs b/core/src/core/pmmr/backend.rs
index 5a9ef90c..89c56d56 100644
--- a/core/src/core/pmmr/backend.rs
+++ b/core/src/core/pmmr/backend.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/pmmr/pmmr.rs b/core/src/core/pmmr/pmmr.rs
index 4d447d1d..904d082b 100644
--- a/core/src/core/pmmr/pmmr.rs
+++ b/core/src/core/pmmr/pmmr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/pmmr/readonly_pmmr.rs b/core/src/core/pmmr/readonly_pmmr.rs
index 0b013c6f..4a447810 100644
--- a/core/src/core/pmmr/readonly_pmmr.rs
+++ b/core/src/core/pmmr/readonly_pmmr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/pmmr/rewindable_pmmr.rs b/core/src/core/pmmr/rewindable_pmmr.rs
index f721ee6d..1e33c6fa 100644
--- a/core/src/core/pmmr/rewindable_pmmr.rs
+++ b/core/src/core/pmmr/rewindable_pmmr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/pmmr/vec_backend.rs b/core/src/core/pmmr/vec_backend.rs
index 47f788a6..c3dd55c9 100644
--- a/core/src/core/pmmr/vec_backend.rs
+++ b/core/src/core/pmmr/vec_backend.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/transaction.rs b/core/src/core/transaction.rs
index dbba4a19..53634664 100644
--- a/core/src/core/transaction.rs
+++ b/core/src/core/transaction.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/core/verifier_cache.rs b/core/src/core/verifier_cache.rs
index fc9dca32..6e1a0836 100644
--- a/core/src/core/verifier_cache.rs
+++ b/core/src/core/verifier_cache.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/genesis.rs b/core/src/genesis.rs
index 49f66411..6288a630 100644
--- a/core/src/genesis.rs
+++ b/core/src/genesis.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/global.rs b/core/src/global.rs
index 27a2a11c..f3288d8f 100644
--- a/core/src/global.rs
+++ b/core/src/global.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/lib.rs b/core/src/lib.rs
index 2e3e41c9..bb0b8425 100644
--- a/core/src/lib.rs
+++ b/core/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/libtx/aggsig.rs b/core/src/libtx/aggsig.rs
index 4be8714a..42124b7d 100644
--- a/core/src/libtx/aggsig.rs
+++ b/core/src/libtx/aggsig.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/libtx/build.rs b/core/src/libtx/build.rs
index 64d40fb8..07f66b18 100644
--- a/core/src/libtx/build.rs
+++ b/core/src/libtx/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/libtx/error.rs b/core/src/libtx/error.rs
index f69e248e..a6b98c33 100644
--- a/core/src/libtx/error.rs
+++ b/core/src/libtx/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/libtx/mod.rs b/core/src/libtx/mod.rs
index 12d4201b..579ebbb1 100644
--- a/core/src/libtx/mod.rs
+++ b/core/src/libtx/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/libtx/proof.rs b/core/src/libtx/proof.rs
index 5fafffb0..43a40894 100644
--- a/core/src/libtx/proof.rs
+++ b/core/src/libtx/proof.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/libtx/reward.rs b/core/src/libtx/reward.rs
index 2d818d91..ec60ab1a 100644
--- a/core/src/libtx/reward.rs
+++ b/core/src/libtx/reward.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/libtx/secp_ser.rs b/core/src/libtx/secp_ser.rs
index 9ab136d6..03d86851 100644
--- a/core/src/libtx/secp_ser.rs
+++ b/core/src/libtx/secp_ser.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/macros.rs b/core/src/macros.rs
index b2954d77..05bc78bc 100644
--- a/core/src/macros.rs
+++ b/core/src/macros.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow.rs b/core/src/pow.rs
index 228f0cac..2e285e5b 100644
--- a/core/src/pow.rs
+++ b/core/src/pow.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow/common.rs b/core/src/pow/common.rs
index 163595aa..e8602807 100644
--- a/core/src/pow/common.rs
+++ b/core/src/pow/common.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow/cuckaroo.rs b/core/src/pow/cuckaroo.rs
index 0e14525b..3be8ab9d 100644
--- a/core/src/pow/cuckaroo.rs
+++ b/core/src/pow/cuckaroo.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow/cuckarood.rs b/core/src/pow/cuckarood.rs
index 1c38f76d..bebd0e5b 100644
--- a/core/src/pow/cuckarood.rs
+++ b/core/src/pow/cuckarood.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow/cuckaroom.rs b/core/src/pow/cuckaroom.rs
index 57b8c0c4..eeed5b5f 100644
--- a/core/src/pow/cuckaroom.rs
+++ b/core/src/pow/cuckaroom.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow/error.rs b/core/src/pow/error.rs
index 4e5b308d..bbcff4c9 100644
--- a/core/src/pow/error.rs
+++ b/core/src/pow/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow/siphash.rs b/core/src/pow/siphash.rs
index d3edfb7a..af6def7f 100644
--- a/core/src/pow/siphash.rs
+++ b/core/src/pow/siphash.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/pow/types.rs b/core/src/pow/types.rs
index 80d2212d..6bf4c1ae 100644
--- a/core/src/pow/types.rs
+++ b/core/src/pow/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/src/ser.rs b/core/src/ser.rs
index 028f6263..244e7731 100644
--- a/core/src/ser.rs
+++ b/core/src/ser.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/block.rs b/core/tests/block.rs
index bea271f2..69a03fe0 100644
--- a/core/tests/block.rs
+++ b/core/tests/block.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/common.rs b/core/tests/common.rs
index eca6a08c..303cd31a 100644
--- a/core/tests/common.rs
+++ b/core/tests/common.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/consensus.rs b/core/tests/consensus.rs
index f0a86f25..3ad061cb 100644
--- a/core/tests/consensus.rs
+++ b/core/tests/consensus.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
diff --git a/core/tests/core.rs b/core/tests/core.rs
index a6d90fb9..4b6b92e8 100644
--- a/core/tests/core.rs
+++ b/core/tests/core.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/merkle_proof.rs b/core/tests/merkle_proof.rs
index 09bea77f..293fea3c 100644
--- a/core/tests/merkle_proof.rs
+++ b/core/tests/merkle_proof.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/pmmr.rs b/core/tests/pmmr.rs
index 7da9e135..6f9a241f 100644
--- a/core/tests/pmmr.rs
+++ b/core/tests/pmmr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/transaction.rs b/core/tests/transaction.rs
index 93d72e69..e691df7d 100644
--- a/core/tests/transaction.rs
+++ b/core/tests/transaction.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/vec_backend.rs b/core/tests/vec_backend.rs
index 73e0db73..d0d313cd 100644
--- a/core/tests/vec_backend.rs
+++ b/core/tests/vec_backend.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/core/tests/verifier_cache.rs b/core/tests/verifier_cache.rs
index 0aa4b7cc..6ea939f7 100644
--- a/core/tests/verifier_cache.rs
+++ b/core/tests/verifier_cache.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/etc/gen_gen/src/bin/gen_gen.rs b/etc/gen_gen/src/bin/gen_gen.rs
index 76db7d9a..84753d16 100644
--- a/etc/gen_gen/src/bin/gen_gen.rs
+++ b/etc/gen_gen/src/bin/gen_gen.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/keychain/src/base58.rs b/keychain/src/base58.rs
index 1c0b0f13..19b740d5 100644
--- a/keychain/src/base58.rs
+++ b/keychain/src/base58.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/keychain/src/extkey_bip32.rs b/keychain/src/extkey_bip32.rs
index 22335772..245554f6 100644
--- a/keychain/src/extkey_bip32.rs
+++ b/keychain/src/extkey_bip32.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/keychain/src/keychain.rs b/keychain/src/keychain.rs
index f9b1138a..1cccb7b3 100644
--- a/keychain/src/keychain.rs
+++ b/keychain/src/keychain.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/keychain/src/lib.rs b/keychain/src/lib.rs
index d3e24d03..04461e52 100644
--- a/keychain/src/lib.rs
+++ b/keychain/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/keychain/src/mnemonic.rs b/keychain/src/mnemonic.rs
index 752907db..90b034d4 100644
--- a/keychain/src/mnemonic.rs
+++ b/keychain/src/mnemonic.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/keychain/src/types.rs b/keychain/src/types.rs
index a6c77493..2cc4dfe8 100644
--- a/keychain/src/types.rs
+++ b/keychain/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/conn.rs b/p2p/src/conn.rs
index 121f9deb..9cf1ccfb 100644
--- a/p2p/src/conn.rs
+++ b/p2p/src/conn.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/handshake.rs b/p2p/src/handshake.rs
index 093bc6dc..ad09291b 100644
--- a/p2p/src/handshake.rs
+++ b/p2p/src/handshake.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/lib.rs b/p2p/src/lib.rs
index 315cf5d9..5cc1b216 100644
--- a/p2p/src/lib.rs
+++ b/p2p/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/msg.rs b/p2p/src/msg.rs
index 1bd82db4..47074c63 100644
--- a/p2p/src/msg.rs
+++ b/p2p/src/msg.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/peer.rs b/p2p/src/peer.rs
index 77b7d780..a14c1566 100644
--- a/p2p/src/peer.rs
+++ b/p2p/src/peer.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/peers.rs b/p2p/src/peers.rs
index 505008ca..415804a8 100644
--- a/p2p/src/peers.rs
+++ b/p2p/src/peers.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/protocol.rs b/p2p/src/protocol.rs
index 2d36381e..7a61d570 100644
--- a/p2p/src/protocol.rs
+++ b/p2p/src/protocol.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/serv.rs b/p2p/src/serv.rs
index 7e8e8710..9cbfaa31 100644
--- a/p2p/src/serv.rs
+++ b/p2p/src/serv.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/store.rs b/p2p/src/store.rs
index 38fa4335..ae970330 100644
--- a/p2p/src/store.rs
+++ b/p2p/src/store.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/src/types.rs b/p2p/src/types.rs
index 1a6ceddd..ca783b2a 100644
--- a/p2p/src/types.rs
+++ b/p2p/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/tests/peer_addr.rs b/p2p/tests/peer_addr.rs
index 7ac3a9ab..97f2e3a6 100644
--- a/p2p/tests/peer_addr.rs
+++ b/p2p/tests/peer_addr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/tests/peer_handshake.rs b/p2p/tests/peer_handshake.rs
index cb607d51..e313370c 100644
--- a/p2p/tests/peer_handshake.rs
+++ b/p2p/tests/peer_handshake.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/p2p/tests/ser_deser.rs b/p2p/tests/ser_deser.rs
index 7289c1a6..2a403fa9 100644
--- a/p2p/tests/ser_deser.rs
+++ b/p2p/tests/ser_deser.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/src/lib.rs b/pool/src/lib.rs
index 37cae8ac..790b3537 100644
--- a/pool/src/lib.rs
+++ b/pool/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/src/pool.rs b/pool/src/pool.rs
index 68948d6b..e2469dca 100644
--- a/pool/src/pool.rs
+++ b/pool/src/pool.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/src/transaction_pool.rs b/pool/src/transaction_pool.rs
index 0dc2ccc3..2fc4c022 100644
--- a/pool/src/transaction_pool.rs
+++ b/pool/src/transaction_pool.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/src/types.rs b/pool/src/types.rs
index 3070ea75..3d9d08f2 100644
--- a/pool/src/types.rs
+++ b/pool/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/tests/block_building.rs b/pool/tests/block_building.rs
index 884173e4..d0feb6e7 100644
--- a/pool/tests/block_building.rs
+++ b/pool/tests/block_building.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/tests/block_max_weight.rs b/pool/tests/block_max_weight.rs
index 0adddc2f..77cf28d0 100644
--- a/pool/tests/block_max_weight.rs
+++ b/pool/tests/block_max_weight.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/tests/block_reconciliation.rs b/pool/tests/block_reconciliation.rs
index f28d1fea..fe62d686 100644
--- a/pool/tests/block_reconciliation.rs
+++ b/pool/tests/block_reconciliation.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/tests/coinbase_maturity.rs b/pool/tests/coinbase_maturity.rs
index 7ff8319e..88eb0e1d 100644
--- a/pool/tests/coinbase_maturity.rs
+++ b/pool/tests/coinbase_maturity.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/tests/common.rs b/pool/tests/common.rs
index 99b54faf..885e0dfd 100644
--- a/pool/tests/common.rs
+++ b/pool/tests/common.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/pool/tests/transaction_pool.rs b/pool/tests/transaction_pool.rs
index 065512ac..df41ed3b 100644
--- a/pool/tests/transaction_pool.rs
+++ b/pool/tests/transaction_pool.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/common.rs b/servers/src/common.rs
index 27cc7100..67cc12b4 100644
--- a/servers/src/common.rs
+++ b/servers/src/common.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/common/adapters.rs b/servers/src/common/adapters.rs
index 946fb100..8680c009 100644
--- a/servers/src/common/adapters.rs
+++ b/servers/src/common/adapters.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/common/hooks.rs b/servers/src/common/hooks.rs
index 8b21c050..8fa7924a 100644
--- a/servers/src/common/hooks.rs
+++ b/servers/src/common/hooks.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/common/stats.rs b/servers/src/common/stats.rs
index 3c23406a..20006bfc 100644
--- a/servers/src/common/stats.rs
+++ b/servers/src/common/stats.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/common/types.rs b/servers/src/common/types.rs
index 8874a804..4f86d51c 100644
--- a/servers/src/common/types.rs
+++ b/servers/src/common/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin.rs b/servers/src/grin.rs
index 83a30d9a..b9c89775 100644
--- a/servers/src/grin.rs
+++ b/servers/src/grin.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/dandelion_monitor.rs b/servers/src/grin/dandelion_monitor.rs
index 635ed6e4..d4442a46 100644
--- a/servers/src/grin/dandelion_monitor.rs
+++ b/servers/src/grin/dandelion_monitor.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/seed.rs b/servers/src/grin/seed.rs
index b6288912..7921429a 100644
--- a/servers/src/grin/seed.rs
+++ b/servers/src/grin/seed.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/server.rs b/servers/src/grin/server.rs
index b53f0d90..6e562996 100644
--- a/servers/src/grin/server.rs
+++ b/servers/src/grin/server.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/sync.rs b/servers/src/grin/sync.rs
index 94c4bcc0..2f01c286 100644
--- a/servers/src/grin/sync.rs
+++ b/servers/src/grin/sync.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/sync/body_sync.rs b/servers/src/grin/sync/body_sync.rs
index 43e1d19d..6c436bba 100644
--- a/servers/src/grin/sync/body_sync.rs
+++ b/servers/src/grin/sync/body_sync.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/sync/header_sync.rs b/servers/src/grin/sync/header_sync.rs
index 42e87693..360e6cb9 100644
--- a/servers/src/grin/sync/header_sync.rs
+++ b/servers/src/grin/sync/header_sync.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/sync/state_sync.rs b/servers/src/grin/sync/state_sync.rs
index 3a1e2d62..23a87bb3 100644
--- a/servers/src/grin/sync/state_sync.rs
+++ b/servers/src/grin/sync/state_sync.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/grin/sync/syncer.rs b/servers/src/grin/sync/syncer.rs
index 68f9f4f5..0beeb124 100644
--- a/servers/src/grin/sync/syncer.rs
+++ b/servers/src/grin/sync/syncer.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/lib.rs b/servers/src/lib.rs
index 78b58c62..eaa443c2 100644
--- a/servers/src/lib.rs
+++ b/servers/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/mining.rs b/servers/src/mining.rs
index 791f927b..79a29ff8 100644
--- a/servers/src/mining.rs
+++ b/servers/src/mining.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/mining/mine_block.rs b/servers/src/mining/mine_block.rs
index 54163bd2..fea2359e 100644
--- a/servers/src/mining/mine_block.rs
+++ b/servers/src/mining/mine_block.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/mining/stratumserver.rs b/servers/src/mining/stratumserver.rs
index add15256..190c8ee4 100644
--- a/servers/src/mining/stratumserver.rs
+++ b/servers/src/mining/stratumserver.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/servers/src/mining/test_miner.rs b/servers/src/mining/test_miner.rs
index 9bc46920..58288827 100644
--- a/servers/src/mining/test_miner.rs
+++ b/servers/src/mining/test_miner.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/cmd/client.rs b/src/bin/cmd/client.rs
index 0f85546e..2cacc152 100644
--- a/src/bin/cmd/client.rs
+++ b/src/bin/cmd/client.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/cmd/config.rs b/src/bin/cmd/config.rs
index a48e7dcf..f6211a39 100644
--- a/src/bin/cmd/config.rs
+++ b/src/bin/cmd/config.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/cmd/mod.rs b/src/bin/cmd/mod.rs
index bcec1d73..86078b7c 100644
--- a/src/bin/cmd/mod.rs
+++ b/src/bin/cmd/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/cmd/server.rs b/src/bin/cmd/server.rs
index 25ab7994..1b1484c0 100644
--- a/src/bin/cmd/server.rs
+++ b/src/bin/cmd/server.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/grin.rs b/src/bin/grin.rs
index 886c586f..826e73a8 100644
--- a/src/bin/grin.rs
+++ b/src/bin/grin.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/constants.rs b/src/bin/tui/constants.rs
index 07a074bc..cc381c79 100644
--- a/src/bin/tui/constants.rs
+++ b/src/bin/tui/constants.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/logs.rs b/src/bin/tui/logs.rs
index e42ff675..fcea114b 100644
--- a/src/bin/tui/logs.rs
+++ b/src/bin/tui/logs.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/menu.rs b/src/bin/tui/menu.rs
index 1ebc5097..eb27f51c 100644
--- a/src/bin/tui/menu.rs
+++ b/src/bin/tui/menu.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/mining.rs b/src/bin/tui/mining.rs
index ca990757..e60b7812 100644
--- a/src/bin/tui/mining.rs
+++ b/src/bin/tui/mining.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/mod.rs b/src/bin/tui/mod.rs
index 2d7fba24..367db379 100644
--- a/src/bin/tui/mod.rs
+++ b/src/bin/tui/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/peers.rs b/src/bin/tui/peers.rs
index 890244f0..bcf59b43 100644
--- a/src/bin/tui/peers.rs
+++ b/src/bin/tui/peers.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/status.rs b/src/bin/tui/status.rs
index 3e6e3099..d3627b3e 100644
--- a/src/bin/tui/status.rs
+++ b/src/bin/tui/status.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/table.rs b/src/bin/tui/table.rs
index a165d3d7..a3b55bd3 100644
--- a/src/bin/tui/table.rs
+++ b/src/bin/tui/table.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/types.rs b/src/bin/tui/types.rs
index eebcc401..05a9b62b 100644
--- a/src/bin/tui/types.rs
+++ b/src/bin/tui/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/ui.rs b/src/bin/tui/ui.rs
index b38f5ac2..c17cc2f5 100644
--- a/src/bin/tui/ui.rs
+++ b/src/bin/tui/ui.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/bin/tui/version.rs b/src/bin/tui/version.rs
index a55d5705..eaaf476a 100644
--- a/src/bin/tui/version.rs
+++ b/src/bin/tui/version.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/src/build/build.rs b/src/build/build.rs
index f242b35b..5af92539 100644
--- a/src/build/build.rs
+++ b/src/build/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/src/leaf_set.rs b/store/src/leaf_set.rs
index 05143c46..b6b95002 100644
--- a/store/src/leaf_set.rs
+++ b/store/src/leaf_set.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
diff --git a/store/src/lib.rs b/store/src/lib.rs
index 79297d9c..2378dbbd 100644
--- a/store/src/lib.rs
+++ b/store/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/src/lmdb.rs b/store/src/lmdb.rs
index 71eb85c9..41a01060 100644
--- a/store/src/lmdb.rs
+++ b/store/src/lmdb.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/src/pmmr.rs b/store/src/pmmr.rs
index baaa0cd1..c7ccd723 100644
--- a/store/src/pmmr.rs
+++ b/store/src/pmmr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
diff --git a/store/src/prune_list.rs b/store/src/prune_list.rs
index e760c2f3..0bde73db 100644
--- a/store/src/prune_list.rs
+++ b/store/src/prune_list.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/src/types.rs b/store/src/types.rs
index fa77c8a4..2f708ba9 100644
--- a/store/src/types.rs
+++ b/store/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
diff --git a/store/tests/lmdb.rs b/store/tests/lmdb.rs
index 82b31673..5f072567 100644
--- a/store/tests/lmdb.rs
+++ b/store/tests/lmdb.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/tests/pmmr.rs b/store/tests/pmmr.rs
index 71b00893..32b32133 100644
--- a/store/tests/pmmr.rs
+++ b/store/tests/pmmr.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/tests/prune_list.rs b/store/tests/prune_list.rs
index c66e467c..89b5972e 100644
--- a/store/tests/prune_list.rs
+++ b/store/tests/prune_list.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/tests/test_bitmap.rs b/store/tests/test_bitmap.rs
index e2c744b5..5ef214b9 100644
--- a/store/tests/test_bitmap.rs
+++ b/store/tests/test_bitmap.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/store/tests/utxo_set_perf.rs b/store/tests/utxo_set_perf.rs
index 540f6aa3..0e0e6641 100644
--- a/store/tests/utxo_set_perf.rs
+++ b/store/tests/utxo_set_perf.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/file.rs b/util/src/file.rs
index ef4903b4..744beb9c 100644
--- a/util/src/file.rs
+++ b/util/src/file.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/hex.rs b/util/src/hex.rs
index 9426d1ab..26c16c32 100644
--- a/util/src/hex.rs
+++ b/util/src/hex.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/lib.rs b/util/src/lib.rs
index 4fb62b26..669f7751 100644
--- a/util/src/lib.rs
+++ b/util/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/logger.rs b/util/src/logger.rs
index 3a93aee6..b38b4633 100644
--- a/util/src/logger.rs
+++ b/util/src/logger.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
diff --git a/util/src/macros.rs b/util/src/macros.rs
index bdc382fa..2213bdbe 100644
--- a/util/src/macros.rs
+++ b/util/src/macros.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/rate_counter.rs b/util/src/rate_counter.rs
index e2f0f835..c41fb35b 100644
--- a/util/src/rate_counter.rs
+++ b/util/src/rate_counter.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/secp_static.rs b/util/src/secp_static.rs
index 67a40993..f9c2b53e 100644
--- a/util/src/secp_static.rs
+++ b/util/src/secp_static.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/types.rs b/util/src/types.rs
index 770af6ad..364167c5 100644
--- a/util/src/types.rs
+++ b/util/src/types.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/src/zip.rs b/util/src/zip.rs
index 3cfcc941..4bd27e3b 100644
--- a/util/src/zip.rs
+++ b/util/src/zip.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/tests/file.rs b/util/tests/file.rs
index 482da708..45cf92dd 100644
--- a/util/tests/file.rs
+++ b/util/tests/file.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/util/tests/zip.rs b/util/tests/zip.rs
index 82821f54..deda2204 100644
--- a/util/tests/zip.rs
+++ b/util/tests/zip.rs
@@ -1,4 +1,4 @@
-// Copyright 2019 The Grin Developers
+// Copyright 2020 The Grin Developers
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.