diff --git a/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category.xml b/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category.xml
index 475362c4b49c8d6163271de78d6e6661ebdf9b21..6e4e0144cc7d81538364a75a30b7161d92a3ae3a 100644
--- a/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category.xml
+++ b/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category.xml
@@ -87,7 +87,7 @@ be a problem).</string> </value>
       <dictionary>
         <item>
             <key> <string>domain_name</string> </key>
-            <value> <none/> </value>
+            <value> <string>erp5_content</string>  </value>
         </item>
         <item>
             <key> <string>property_name</string> </key>