diff --git a/wp-admin/cat-js.php b/wp-admin/cat-js.php
index ccc11fef6f..4029e03575 100644
--- a/wp-admin/cat-js.php
+++ b/wp-admin/cat-js.php
@@ -1,3 +1,6 @@
+<?php
+require_once('admin.php');
+?>
 var ajaxCat = new sack();
 var newcat;