diff --git a/tests/Unit/Crypt/AES/TestCase.php b/tests/Unit/Crypt/AES/TestCase.php
index 15ea5532..ad762369 100644
--- a/tests/Unit/Crypt/AES/TestCase.php
+++ b/tests/Unit/Crypt/AES/TestCase.php
@@ -34,9 +34,9 @@ abstract class Unit_Crypt_AES_TestCase extends PhpseclibTestCase
     public function continuousBufferCombos()
     {
         $modes = array(
-            'CRYPT_AES_MODE_CTR',
-            'CRYPT_AES_MODE_OFB',
-            'CRYPT_AES_MODE_CFB',
+            'CRYPT_MODE_CTR',
+            'CRYPT_MODE_OFB',
+            'CRYPT_MODE_CFB',
         );
         $plaintexts = array(
             '',