diff --git a/portal/assets/js/ynhpanel.js b/portal/assets/js/ynhpanel.js
index 096a6e4..589bdc0 100644
--- a/portal/assets/js/ynhpanel.js
+++ b/portal/assets/js/ynhpanel.js
@@ -202,7 +202,7 @@ domReady(function(){
 
   // Create portal link
   var portal = document.createElement('a');
-  portal.setAttribute('id', '#ynh-overlay-switch');
+  portal.setAttribute('id', 'ynh-overlay-switch');
   portal.setAttribute('href', '/yunohost/sso/');
   portal.setAttribute('class', 'disableAjax');
   document.body.insertBefore(portal, null);