diff --git a/contracts/vesting/Cargo.toml b/contracts/vesting/Cargo.toml
index fa8324b956..fdd3b7c6b7 100644
--- a/contracts/vesting/Cargo.toml
+++ b/contracts/vesting/Cargo.toml
@@ -13,17 +13,6 @@ exclude = [
 [lib]
 crate-type = ["cdylib", "rlib"]
 
-[profile.release]
-opt-level = 3
-debug = false
-rpath = false
-lto = true
-debug-assertions = false
-codegen-units = 1
-panic = 'abort'
-incremental = false
-overflow-checks = true
-
 [features]
 # for more explicit tests, cargo test --features=backtraces
 backtraces = ["cosmwasm-std/backtraces"]
diff --git a/contracts/vesting/src/contract.rs b/contracts/vesting/src/contract.rs
index 329188f84d..9293e5ad61 100644
--- a/contracts/vesting/src/contract.rs
+++ b/contracts/vesting/src/contract.rs
@@ -1,11 +1,11 @@
 use crate::errors::ContractError;
 use crate::messages::{ExecuteMsg, InitMsg, QueryMsg};
+use crate::vesting::VestingPeriod;
 use cosmwasm_std::{
-    entry_point, to_binary, Addr, Coin, Deps, DepsMut, Env, MessageInfo, QueryResponse,
-    Response, Timestamp
+    entry_point, to_binary, Addr, Coin, Deps, DepsMut, Env, MessageInfo, QueryResponse, Response,
+    Timestamp,
 };
 use mixnet_contract::IdentityKey;
-use crate::vesting::VestingPeriod;
 /// Instantiate the contract.
 ///
 /// `deps` contains Storage, API and Querier
@@ -33,23 +33,15 @@ pub fn execute(
         ExecuteMsg::DelegateToMixnode { mix_identity } => {
             try_delegate_to_mixnode(mix_identity, env, deps)
         }
-        ExecuteMsg::UndelegateFromMixnode {
-            mix_identity,
-            amount,
-        } => try_undelegate_from_mixnode(
-            mix_identity,
-            amount,
-            env,
-            deps,
-        ),
+        ExecuteMsg::UndelegateFromMixnode { mix_identity } => {
+            try_undelegate_from_mixnode(mix_identity, env, deps)
+        }
         ExecuteMsg::CreatePeriodicVestingAccount {
             address,
             coins,
             start_time,
             periods,
-        } => try_create_periodic_vesting_account(
-            address, coins, start_time, periods, env, deps,
-        ),
+        } => try_create_periodic_vesting_account(address, coins, start_time, periods, env, deps),
     }
 }
 
@@ -63,7 +55,6 @@ fn try_delegate_to_mixnode(
 
 fn try_undelegate_from_mixnode(
     mix_identity: IdentityKey,
-    amount: Vec<Coin>,
     env: Env,
     deps: DepsMut,
 ) -> Result<Response, ContractError> {
@@ -80,22 +71,25 @@ fn try_create_periodic_vesting_account(
 ) -> Result<Response, ContractError> {
     let start_time = start_time.unwrap_or_else(|| env.block.time.seconds());
     let periods = periods.unwrap_or_else(|| vec![VestingPeriod::default(); 8]);
-    let account = crate::vesting::PeriodicVestingAccount::new(
-        address,
-        coins,
-        start_time,
-        periods,
-    );
+    let account = crate::vesting::PeriodicVestingAccount::new(address, coins, start_time, periods);
     unimplemented!()
 }
 
 #[entry_point]
 pub fn query(deps: Deps, env: Env, msg: QueryMsg) -> Result<QueryResponse, ContractError> {
     let query_res = match msg {
-        QueryMsg::LockedCoins{block_time } => to_binary(&try_get_locked_coins(block_time, env, deps)?),
-        QueryMsg::SpendableCoins { block_time } => to_binary(&try_get_spendable_coins(block_time, env, deps)?),
-        QueryMsg::GetVestedCoins { block_time } => to_binary(&try_get_vested_coins(block_time, env, deps)?),
-        QueryMsg::GetVestingCoins { block_time } => to_binary(&try_get_vesting_coins(block_time, env, deps)?),
+        QueryMsg::LockedCoins { block_time } => {
+            to_binary(&try_get_locked_coins(block_time, env, deps)?)
+        }
+        QueryMsg::SpendableCoins { block_time } => {
+            to_binary(&try_get_spendable_coins(block_time, env, deps)?)
+        }
+        QueryMsg::GetVestedCoins { block_time } => {
+            to_binary(&try_get_vested_coins(block_time, env, deps)?)
+        }
+        QueryMsg::GetVestingCoins { block_time } => {
+            to_binary(&try_get_vesting_coins(block_time, env, deps)?)
+        }
         QueryMsg::GetStartTime {} => to_binary(&try_get_start_time(env, deps)?),
         QueryMsg::GetEndTime {} => to_binary(&try_get_end_time(env, deps)?),
         QueryMsg::GetOriginalVesting {} => to_binary(&try_get_original_vesting(env, deps)?),
@@ -143,37 +137,22 @@ fn try_get_vesting_coins(
     unimplemented!()
 }
 
-fn try_get_start_time(
-    env: Env,
-    deps: Deps,
-) -> Result<Option<Timestamp>, ContractError> {
+fn try_get_start_time(env: Env, deps: Deps) -> Result<Option<Timestamp>, ContractError> {
     unimplemented!()
 }
 
-fn try_get_end_time(
-    env: Env,
-    deps: Deps,
-) -> Result<Option<Timestamp>, ContractError> { 
+fn try_get_end_time(env: Env, deps: Deps) -> Result<Option<Timestamp>, ContractError> {
     unimplemented!()
 }
 
-fn try_get_original_vesting(
-    env: Env,
-    deps: Deps,
-) -> Result<Vec<Coin>, ContractError> {
+fn try_get_original_vesting(env: Env, deps: Deps) -> Result<Vec<Coin>, ContractError> {
     unimplemented!()
 }
 
-fn try_get_delegated_free(
-    env: Env,
-    deps: Deps,
-) -> Result<Vec<Coin>, ContractError> {
+fn try_get_delegated_free(env: Env, deps: Deps) -> Result<Vec<Coin>, ContractError> {
     unimplemented!()
 }
 
-fn try_get_delegated_vesting(
-    env: Env,
-    deps: Deps,
-) -> Result<Vec<Coin>, ContractError> {
+fn try_get_delegated_vesting(env: Env, deps: Deps) -> Result<Vec<Coin>, ContractError> {
     unimplemented!()
-}
\ No newline at end of file
+}
diff --git a/contracts/vesting/src/errors.rs b/contracts/vesting/src/errors.rs
index d7869fa341..7155f59277 100644
--- a/contracts/vesting/src/errors.rs
+++ b/contracts/vesting/src/errors.rs
@@ -1,5 +1,5 @@
-use thiserror::Error;
 use cosmwasm_std::StdError;
+use thiserror::Error;
 
 #[derive(Error, Debug, PartialEq)]
 pub enum ContractError {
diff --git a/contracts/vesting/src/messages.rs b/contracts/vesting/src/messages.rs
index 1ead93f065..50c7e62c3b 100644
--- a/contracts/vesting/src/messages.rs
+++ b/contracts/vesting/src/messages.rs
@@ -14,7 +14,6 @@ pub enum ExecuteMsg {
     },
     UndelegateFromMixnode {
         mix_identity: IdentityKey,
-        amount: Vec<Coin>,
     },
     CreatePeriodicVestingAccount {
         address: Addr,
diff --git a/contracts/vesting/src/vesting.rs b/contracts/vesting/src/vesting.rs
index 966e64a6a6..9f3ee6a784 100644
--- a/contracts/vesting/src/vesting.rs
+++ b/contracts/vesting/src/vesting.rs
@@ -44,7 +44,7 @@ trait VestingAccount {
 
 trait DelegationAccount {
     fn try_delegate_to_mixnode(mix_identity: IdentityKey, amount: Vec<Coin>);
-    fn try_undelegate_from_mixnode(mix_identity: IdentityKey, amount: Vec<Coin>);
+    fn try_undelegate_from_mixnode(mix_identity: IdentityKey);
 }
 
 #[derive(Serialize, Deserialize, Clone, Debug, PartialEq, JsonSchema)]
@@ -67,7 +67,12 @@ impl Default for VestingPeriod {
 }
 
 impl PeriodicVestingAccount {
-    pub fn new(address: Addr, coins: Vec<Coin>, start_time: u64, periods: Vec<VestingPeriod>) -> Self {
+    pub fn new(
+        address: Addr,
+        coins: Vec<Coin>,
+        start_time: u64,
+        periods: Vec<VestingPeriod>,
+    ) -> Self {
         unimplemented!()
     }
 }