diff --git a/tests/language_2/inv_cse_licm.dart b/tests/language_2/inv_cse_licm_test.dart
similarity index 99%
rename from tests/language_2/inv_cse_licm.dart
rename to tests/language_2/inv_cse_licm_test.dart
index 43624cb9c7d..267e7574b29 100644
--- a/tests/language_2/inv_cse_licm.dart
+++ b/tests/language_2/inv_cse_licm_test.dart
@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// VMOptions=--deterministic--optimization_counter_threshold=10
+// VMOptions=--deterministic --optimization_counter_threshold=10
 
 import 'dart:typed_data';
 import "package:expect/expect.dart";