diff --git a/cmd/helm/env_test.go b/cmd/helm/env_test.go
index abdc9c94e..01ef25933 100644
--- a/cmd/helm/env_test.go
+++ b/cmd/helm/env_test.go
@@ -31,4 +31,5 @@ func TestEnv(t *testing.T) {
 
 func TestEnvFileCompletion(t *testing.T) {
 	checkFileCompletion(t, "env", false)
+	checkFileCompletion(t, "env HELM_BIN", false)
 }