diff --git a/pkg/storage/etcd/testing/utils.go b/pkg/storage/etcd/testing/utils.go
index 3bc9516a64e..b5e94473e3a 100644
--- a/pkg/storage/etcd/testing/utils.go
+++ b/pkg/storage/etcd/testing/utils.go
@@ -227,7 +227,7 @@ func NewEtcdTestClientServer(t *testing.T) *EtcdTestServer {
 	server := configureTestCluster(t, "foo")
 	err := server.launch(t)
 	if err != nil {
-		t.Fatal("Failed to start etcd server error=%v", err)
+		t.Fatalf("Failed to start etcd server error=%v", err)
 		return nil
 	}
 	cfg := etcd.Config{