diff --git a/app/ethermint.go b/app/ethermint.go
index cd5437db..c683d59b 100644
--- a/app/ethermint.go
+++ b/app/ethermint.go
@@ -129,7 +129,7 @@ func (app *EthermintApp) EndBlocker(ctx sdk.Context, _ abci.RequestEndBlock) abc
 
 // initChainer initializes the application blockchain with validators and other
 // state data from TendermintCore.
-func (app *EthermintApp) initChainer(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain {
+func (app *EthermintApp) initChainer(_ sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain {
 	var genesisState GenesisState
 	stateJSON := req.AppStateBytes
 
diff --git a/handlers/ante.go b/handlers/ante.go
index dd35b4e2..2b95feaf 100644
--- a/handlers/ante.go
+++ b/handlers/ante.go
@@ -29,7 +29,7 @@ type internalAnteHandler func(
 // processing (e.g. fee payment, signature verification) before being passed
 // onto it's respective handler.
 func AnteHandler(ak auth.AccountKeeper, _ auth.FeeCollectionKeeper) sdk.AnteHandler {
-	return func(sdkCtx sdk.Context, tx sdk.Tx, simulate bool) (newCtx sdk.Context, res sdk.Result, abort bool) {
+	return func(sdkCtx sdk.Context, tx sdk.Tx, _ bool) (newCtx sdk.Context, res sdk.Result, abort bool) {
 		var (
 			handler  internalAnteHandler
 			gasLimit int64