diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 1ec90826662..6ffb94a1bc9 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -968,8 +968,8 @@ function top_htmlhead($head, $title='', $disablejs=0, $disablehead=0, $arrayofjs
         $appli='Dolibarr';
         if (!empty($conf->global->MAIN_APPLICATION_TITLE)) $appli=$conf->global->MAIN_APPLICATION_TITLE;
 
-        if ($title) print '<title>'.$appli.' - '.htmlentities($title).'</title>';
-        else print "<title>".$appli."</title>";
+        if ($title) print '<title>'.dol_htmlentities($appli.' - '.$title).'</title>';
+        else print "<title>".dol_htmlentities($appli)."</title>";
         print "\n";
 
         if (! defined('DISABLE_JQUERY') && ! $disablejs && $conf->use_javascript_ajax)