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 6e4e0144cc7d81538364a75a30b7161d92a3ae3a..b6727c8f1b2567012a467a5f8c20237d1fb97b1d 100644
--- a/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category.xml
+++ b/product/ERP5/bootstrap/erp5_core/PortalTypeTemplateItem/portal_types/Category.xml
@@ -110,7 +110,7 @@ be a problem).</string> </value>
       <dictionary>
         <item>
             <key> <string>domain_name</string> </key>
-            <value> <string></string> </value>
+            <value> <string>erp5_content</string> </value>
         </item>
         <item>
             <key> <string>property_name</string> </key>