diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 05c96f38e07..d173282fdb9 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -1011,8 +1011,9 @@ function top_htmlhead($head, $title='', $disablejs=0, $disablehead=0, $arrayofjs
         else print "<title>".dol_htmlentities($appli)."</title>";
         print "\n";
 
-        $ext='';
-        if (! empty($conf->dol_use_jmobile)) $ext='version='.urlencode(DOL_VERSION);
+        //$ext='';
+        //if (! empty($conf->dol_use_jmobile)) $ext='version='.urlencode(DOL_VERSION);
+        $ext='version='.urlencode(DOL_VERSION);
         if (GETPOST('version')) $ext='version='.GETPOST('version','int');	// usefull to force no cache on css/js
 
         if (! defined('DISABLE_JQUERY') && ! $disablejs && $conf->use_javascript_ajax)
@@ -1268,7 +1269,7 @@ function top_htmlhead($head, $title='', $disablejs=0, $disablehead=0, $arrayofjs
 
             // Global js function
             print '<!-- Includes JS of Dolibarr -->'."\n";
-            print '<script type="text/javascript" src="'.DOL_URL_ROOT.'/core/js/lib_head.js'.($ext?'?'.$ext:'').'"></script>'."\n";
+            print '<script type="text/javascript" src="'.DOL_URL_ROOT.'/core/js/lib_head.js?version='.urlencode(DOL_VERSION).($ext?'&amp;'.$ext:'').'"></script>'."\n";
 
             // Add datepicker default options
             print '<script type="text/javascript" src="'.DOL_URL_ROOT.'/core/js/datepicker.js.php?lang='.$langs->defaultlang.($ext?'&amp;'.$ext:'').'"></script>'."\n";