diff --git a/python/nistoar/midas/dbio/mongo.py b/python/nistoar/midas/dbio/mongo.py
index 954cef0..d6cc7c2 100644
--- a/python/nistoar/midas/dbio/mongo.py
+++ b/python/nistoar/midas/dbio/mongo.py
@@ -199,7 +199,7 @@ def select_records(self, perm: base.Permissions=base.ACLs.OWN, **cnsts) -> Itera
             coll = self.native[self._projcoll]
 
             for rec in coll.find(constraints, {'_id': False}):
-                yield base.ProjectRecord(self._projcoll, rec)
+                yield base.ProjectRecord(self._projcoll, rec, self)
 
         except Exception as ex:
             raise base.DBIOException("Failed while selecting records: " + str(ex), cause=ex)
@@ -227,7 +227,7 @@ def adv_select_records(self, filter: dict,
                 
                 coll = self.native[self._projcoll]
                 for rec in coll.find(filter):
-                    yield base.ProjectRecord(self._projcoll, rec)
+                    yield base.ProjectRecord(self._projcoll, rec, self)
 
             except Exception as ex:
                 raise base.DBIOException(