diff --git a/htdocs/core/ajax/row.php b/htdocs/core/ajax/row.php
index 27ed37348cc..89c35fa309e 100644
--- a/htdocs/core/ajax/row.php
+++ b/htdocs/core/ajax/row.php
@@ -1,5 +1,5 @@
 <?php
-/* Copyright (C) 2010-2012 Regis Houssin  <regis.houssin@capnetworks.com>
+/* Copyright (C) 2010-2015 Regis Houssin  <regis.houssin@capnetworks.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -20,12 +20,13 @@
  *       \brief      File to return Ajax response on Row move
  */
 
-if (! defined('NOTOKENRENEWAL')) define('NOTOKENRENEWAL','1'); // Disables token renewal
+if (! defined('NOTOKENRENEWAL')) define('NOTOKENRENEWAL','1'); // Disable token renewal
 if (! defined('NOREQUIREMENU'))  define('NOREQUIREMENU','1');
 if (! defined('NOREQUIREHTML'))  define('NOREQUIREHTML','1');
 if (! defined('NOREQUIREAJAX'))  define('NOREQUIREAJAX','1');
 if (! defined('NOREQUIRESOC'))   define('NOREQUIRESOC','1');
 if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');
+if (! defined('NOREQUIREHOOK'))  define('NOREQUIREHOOK','1');  // Disable "main.inc.php" hooks
 
 require '../../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/genericobject.class.php';