diff --git a/runbot/templates/frontend.xml b/runbot/templates/frontend.xml
index 7a3a6b3e..a2454279 100644
--- a/runbot/templates/frontend.xml
+++ b/runbot/templates/frontend.xml
@@ -12,11 +12,14 @@
           </xpath>
       </template>
 
-      <!-- remove black bar with switcher d'apps -->
+      <!-- remove black bar with app switcher -->
       <template id="inherits_no_black_bar" inherit_id="website.user_navbar" name="Inherits No black user_navbar">
           <xpath expr="//nav[@id='oe_main_menu_navbar']" position="attributes">
               <attribute name="groups">base.group_website_publisher</attribute>
           </xpath>
+          <xpath expr="//t[@t-set='body_classname']" position="attributes">
+              <attribute name="t-value">'o_connected_user' if env['ir.ui.view'].user_has_groups('base.group_website_publisher') else None</attribute>
+          </xpath>
       </template>
       <!-- Frontend repository block -->
       <template id="runbot.repo">
@@ -158,4 +161,4 @@
           </t>
       </template>
     </data>
-</odoo>
\ No newline at end of file
+</odoo>