diff --git a/product/ERP5/Document/WebSection.py b/product/ERP5/Document/WebSection.py
index 9c3db85fb9bbd2b0acbf58baa26fa3d46306e01d..4b0616a558ba81b079252e3f87be2fccf0d84bd5 100644
--- a/product/ERP5/Document/WebSection.py
+++ b/product/ERP5/Document/WebSection.py
@@ -114,6 +114,7 @@ class WebSection(Domain):
                       , PropertySheet.DublinCore
                       , PropertySheet.WebSite
                       , PropertySheet.SortIndex
+                      , PropertySheet.Predicate
                       )
 
     web_section_key = WEBSECTION_KEY