diff --git a/product/ERP5/Document/PropertyMapping.py b/product/ERP5/Document/PropertyMapping.py
index 01db25f3b45157396d24f17ed02ee8d7616c6511..70af58163ccbebbfb42463803e4d8bd67dddbda0 100644
--- a/product/ERP5/Document/PropertyMapping.py
+++ b/product/ERP5/Document/PropertyMapping.py
@@ -34,6 +34,10 @@ class PropertyMapping(XMLObject):
   Property Mapping object describes how properties or categories are
   mapped, eg. use source as destination, use destination as source, use
   quantity as -quantity, etc.
+
+  TODO:
+  - make sure naming is consistent with MappedValue document class
+    and rename if needed (XXX-JPS)
   """
   meta_type = 'ERP5 Property Mapping'
   portal_type = 'Property Mapping'