diff --git a/htdocs/main.inc.php b/htdocs/main.inc.php
index 2d612f5808d..aa778a111bc 100644
--- a/htdocs/main.inc.php
+++ b/htdocs/main.inc.php
@@ -1224,7 +1224,7 @@ function top_htmlhead($head, $title = '', $disablejs = 0, $disablehead = 0, $arr
 		print '<meta name="author" content="Dolibarr Development Team">'."\n";
 
 		// Favicon
-		$favicon = DOL_MAIN_URL_ROOT . '/theme/'.$conf->theme.'/img/favicon.ico';
+		$favicon = dol_buildpath('/theme/'.$conf->theme.'/img/favicon.ico', 1);
 		if (! empty($conf->global->MAIN_FAVICON_URL)) $favicon=$conf->global->MAIN_FAVICON_URL;
 		if (empty($conf->dol_use_jmobile)) print '<link rel="shortcut icon" type="image/x-icon" href="'.$favicon.'"/>'."\n";	// Not required into an Android webview
 		//if (empty($conf->global->MAIN_OPTIMIZEFORTEXTBROWSER)) print '<link rel="top" title="'.$langs->trans("Home").'" href="'.(DOL_URL_ROOT?DOL_URL_ROOT:'/').'">'."\n";