diff --git a/htdocs/modulebuilder/template/css/mymodule.css.php b/htdocs/modulebuilder/template/css/mymodule.css.php
index a7ce9fce677..af1566c0869 100644
--- a/htdocs/modulebuilder/template/css/mymodule.css.php
+++ b/htdocs/modulebuilder/template/css/mymodule.css.php
@@ -32,6 +32,11 @@ if (!defined('NOLOGIN'))         define('NOLOGIN', 1); // File must be accessed
 if (!defined('NOREQUIREHTML'))   define('NOREQUIREHTML', 1);
 if (!defined('NOREQUIREAJAX'))   define('NOREQUIREAJAX', '1');
 
+session_cache_limiter('public');
+// false or '' = keep cache instruction added by server
+// 'public'  = remove cache instruction added by server
+// and if no cache-control added later, a default cache delay (10800) will be added by PHP.
+
 // Load Dolibarr environment
 $res = 0;
 // Try main.inc.php into web root known defined into CONTEXT_DOCUMENT_ROOT (not always defined)
@@ -48,10 +53,6 @@ if (!$res) die("Include of main fails");
 
 require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
 
-session_cache_limiter('public');
-// false or '' = keep cache instruction added by server
-// 'public'  = remove cache instruction added by server and if no cache-control added later, a default cache delay (10800) will be added by PHP.
-
 // Load user to have $user->conf loaded (not done by default here because of NOLOGIN constant defined) and load permission if we need to use them in CSS
 /*if (empty($user->id) && ! empty($_SESSION['dol_login']))
 {