diff --git a/wp-admin/admin-ajax.php b/wp-admin/admin-ajax.php
index 5a7b73a097..139780500b 100644
--- a/wp-admin/admin-ajax.php
+++ b/wp-admin/admin-ajax.php
@@ -1,6 +1,6 @@
 <?php
 require_once('../wp-config.php');
-require_once('wp-includes/admin.php');
+require_once('includes/admin.php');
 
 define('DOING_AJAX', true);