diff --git a/src/wp-admin/includes/update-core.php b/src/wp-admin/includes/update-core.php
index 85eb84062a..66eaa1fa83 100644
--- a/src/wp-admin/includes/update-core.php
+++ b/src/wp-admin/includes/update-core.php
@@ -554,6 +554,10 @@ $_old_files = array(
 // 3.6
 'wp-admin/js/revisions-js.php',
 'wp-admin/images/screenshots',
+'wp-admin/js/categories.js', 
+'wp-admin/js/categories.min.js', 
+'wp-admin/js/custom-fields.js', 
+'wp-admin/js/custom-fields.min.js',
 );
 
 /**