diff --git a/common/lib/xmodule/xmodule/xml_module.py b/common/lib/xmodule/xmodule/xml_module.py
index 64c3aabbcc..773531c528 100644
--- a/common/lib/xmodule/xmodule/xml_module.py
+++ b/common/lib/xmodule/xmodule/xml_module.py
@@ -128,8 +128,7 @@ class XmlDescriptor(XModuleDescriptor):
         'graded': bool_map,
         'hide_progress_tab': bool_map,
         'allow_anonymous': bool_map,
-        'allow_anonymous_to_peers': bool_map,
-        'weight': int_map
+        'allow_anonymous_to_peers': bool_map
     }