diff --git a/wp-admin/edit-form-ajax-cat.php b/wp-admin/edit-form-ajax-cat.php
index 5dbe7cd0e..81388eb60 100644
--- a/wp-admin/edit-form-ajax-cat.php
+++ b/wp-admin/edit-form-ajax-cat.php
@@ -1,6 +1,7 @@
 <?php
 require_once('../wp-config.php');
 require_once('admin-functions.php');
+require_once('admin-db.php');
 
 get_currentuserinfo();