diff --git a/keeper/vote_extension.go b/keeper/vote_extension.go
index 634759d..ede6845 100644
--- a/keeper/vote_extension.go
+++ b/keeper/vote_extension.go
@@ -102,7 +102,7 @@ func (h *VoteExtHandler) ExtendVoteHandler() sdk.ExtendVoteHandler {
 // }
 
 func (h *VoteExtHandler) VerifyVoteExtensionHandler() sdk.VerifyVoteExtensionHandler {
-	return func(ctx sdk.Context, req *abci.RequestVerifyVoteExtension) (*abci.ResponseVerifyVoteExtension, error) {
+	return func(_ sdk.Context, req *abci.RequestVerifyVoteExtension) (*abci.ResponseVerifyVoteExtension, error) {
 		if req == nil {
 			return &abci.ResponseVerifyVoteExtension{
 				Status: abci.ResponseVerifyVoteExtension_REJECT,