diff --git a/bt5/erp5_web/PortalTypeTemplateItem/portal_types/Web%20Page.xml b/bt5/erp5_web/PortalTypeTemplateItem/portal_types/Web%20Page.xml
index 4fda316e50ff2657a30d92ea430c0fc69b15b9b0..b6d7ffc1c53492c835bbce25caefe6c72e83138d 100644
--- a/bt5/erp5_web/PortalTypeTemplateItem/portal_types/Web%20Page.xml
+++ b/bt5/erp5_web/PortalTypeTemplateItem/portal_types/Web%20Page.xml
@@ -81,7 +81,9 @@
         <item>
             <key> <string>group_list</string> </key>
             <value>
-              <tuple/>
+              <tuple>
+                <string>web_document</string>
+              </tuple>
             </value>
         </item>
         <item>