diff --git a/src/gen/lib/grampstype.py b/src/gen/lib/grampstype.py
index 083ef919a..832a49323 100644
--- a/src/gen/lib/grampstype.py
+++ b/src/gen/lib/grampstype.py
@@ -187,6 +187,7 @@ class GrampsType(object):
     def unserialize(self, data):
         """Convert a serialized tuple of data to an object."""
         self.__value, self.__string = data
+        return self
 
     def __str__(self):
         if self.__value == self._CUSTOM:
diff --git a/src/gen/lib/person.py b/src/gen/lib/person.py
index 4e9e94792..d5a068991 100644
--- a/src/gen/lib/person.py
+++ b/src/gen/lib/person.py
@@ -196,6 +196,7 @@ class Person(SourceBase, NoteBase, AttributeBase, MediaBase,
         UrlBase.unserialize(self, urls)
         SourceBase.unserialize(self, source_list)
         NoteBase.unserialize(self, note_list)
+        return self
             
     def _has_handle_reference(self, classname, handle):
         """