diff --git a/internal/consensus/common_test.go b/internal/consensus/common_test.go
index e80da266c..981077432 100644
--- a/internal/consensus/common_test.go
+++ b/internal/consensus/common_test.go
@@ -646,12 +646,6 @@ func ensureNewUnlock(t *testing.T, unlockCh <-chan tmpubsub.Message, height int6
 		"Timeout expired while waiting for NewUnlock event")
 }
 
-func ensureLock(t *testing.T, lockCh <-chan tmpubsub.Message, height int64, round int32) {
-	t.Helper()
-	ensureNewEvent(t, lockCh, height, round, ensureTimeout,
-		"Timeout expired while waiting for LockValue event")
-}
-
 func ensureProposal(t *testing.T, proposalCh <-chan tmpubsub.Message, height int64, round int32, propID types.BlockID) {
 	t.Helper()
 	select {