diff --git a/Cargo.lock b/Cargo.lock
index cca62e2495..3fe3eea9b4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1400,7 +1400,7 @@ dependencies = [
 name = "nym-sfw-provider"
 version = "0.3.3"
 dependencies = [
- "base64 0.11.0",
+ "bs58",
  "built",
  "clap",
  "crypto",
diff --git a/sfw-provider/Cargo.toml b/sfw-provider/Cargo.toml
index 7bea6173d0..8fccc11232 100644
--- a/sfw-provider/Cargo.toml
+++ b/sfw-provider/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-base64 = "0.11.0"
+bs58 = "0.3.0"
 clap = "2.33.0"
 curve25519-dalek = "1.2.3"
 dotenv = "0.15.0"
diff --git a/sfw-provider/src/provider/mod.rs b/sfw-provider/src/provider/mod.rs
index 539ecbe463..368b0dd64b 100644
--- a/sfw-provider/src/provider/mod.rs
+++ b/sfw-provider/src/provider/mod.rs
@@ -87,7 +87,7 @@ impl ClientLedger {
     fn current_clients(&self) -> Vec<MixProviderClient> {
         self.0
             .iter()
-            .map(|(_, v)| base64::encode_config(v, base64::URL_SAFE))
+            .map(|(_, v)| bs58::encode(v).into_string())
             .map(|pub_key| MixProviderClient { pub_key })
             .collect()
     }