diff --git a/entities.py b/entities.py
index 0ef07857899f040244564521d20abc7debc26254_ZW50aXRpZXMucHk=..2cc0f4a4f73ab2ae1259d330f1da02362c56afda_ZW50aXRpZXMucHk= 100644
--- a/entities.py
+++ b/entities.py
@@ -40,7 +40,3 @@
         data.update(entity.cw_attr_cache)
         # TODO take a look at what's in entity.cw_relation_cache
         return data
-
-
-def registration_callback(vreg):
-    vreg.register(IFullTextIndexSerializable)