diff --git a/htdocs/user/perms.php b/htdocs/user/perms.php
index 5ffa87c4758..97cf6007327 100644
--- a/htdocs/user/perms.php
+++ b/htdocs/user/perms.php
@@ -26,7 +26,7 @@
  *		\brief		Page to set permission of a user record
  */
 
-if (! defined('CSRFCHECK_WITH_TOKEN')) define('CSRFCHECK_WITH_TOKEN','1');		// Force use of CSRF protection with tokens even for GET
+if (! defined('CSRFCHECK_WITH_TOKEN')) define('CSRFCHECK_WITH_TOKEN', '1');		// Force use of CSRF protection with tokens even for GET
 
 require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/usergroups.lib.php';