diff --git a/packages/zend-file/library/Zend/File/ClassFileLocator.php b/packages/zend-file/library/Zend/File/ClassFileLocator.php
index 6392163ce..8382b4355 100644
--- a/packages/zend-file/library/Zend/File/ClassFileLocator.php
+++ b/packages/zend-file/library/Zend/File/ClassFileLocator.php
@@ -58,16 +58,6 @@ public function __construct($dirOrIterator = '.')
 
         parent::__construct($iterator);
         $this->setInfoClass('Zend_File_PhpClassFile');
-
-        // Forward-compat with PHP 5.3
-        if (version_compare(PHP_VERSION, '5.3.0', '<')) {
-            if (!defined('T_NAMESPACE')) {
-                define('T_NAMESPACE', 'namespace');
-            }
-            if (!defined('T_NS_SEPARATOR')) {
-                define('T_NS_SEPARATOR', '\\');
-            }
-        }
     }
 
     /**