diff --git a/wp-admin/js/revisions-js.php b/wp-admin/js/revisions-js.php
index d9ab3e9618..ecba762154 100644
--- a/wp-admin/js/revisions-js.php
+++ b/wp-admin/js/revisions-js.php
@@ -1,7 +1,9 @@
 <?php
+
 if ( !defined( 'ABSPATH' ) )
 	exit;
 
+/** @ignore */
 function dvortr( $str ) {
 	return strtr(
 		$str,