diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 56f1ce83a72..028ed31a618 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -246,7 +246,7 @@ if (!empty($_SERVER['DOCUMENT_ROOT']) && substr($_SERVER['DOCUMENT_ROOT'], -6) !
 }
 
 
-// Include the conf.php and functions.lib.php. This defined the constants like DOL_DOCUMENT_ROOT, DOL_DATA_ROOT, DOL_URL_ROOT...
+// Include the conf.php and functions.lib.php and security.lib.php. This defined the constants like DOL_DOCUMENT_ROOT, DOL_DATA_ROOT, DOL_URL_ROOT...
 require_once 'filefunc.inc.php';
 
 // If there is a POST parameter to tell to save automatically some POST parameters into cookies, we do it.
diff --git a/htdocs/master.inc.php b/htdocs/master.inc.php
index 7a92402224b..aa836842e71 100644
--- a/htdocs/master.inc.php
+++ b/htdocs/master.inc.php
@@ -32,7 +32,8 @@
  * 				This script reads the conf file, init $lang, $db and and empty $user
  */
 
-// Declaration of variables. May have been already require by main.inc.php. But may not by scripts. So, here the require_once must be kept.
+// Include the conf.php and functions.lib.php and security.lib.php. This defined the constants like DOL_DOCUMENT_ROOT, DOL_DATA_ROOT, DOL_URL_ROOT...
+// This file may have been already required by main.inc.php. But may not by scripts. So, here the require_once must be kept.
 require_once 'filefunc.inc.php';