diff --git a/pymisp/mispevent.py b/pymisp/mispevent.py
index 16f66ea..97b6c0e 100644
--- a/pymisp/mispevent.py
+++ b/pymisp/mispevent.py
@@ -1489,6 +1489,7 @@ class MISPObject(AbstractMISP):
                             relationship_type=relationship_type, comment=comment, **kwargs)
         self.ObjectReference.append(reference)
         self.edited = True
+        return reference
 
     def get_attributes_by_relation(self, object_relation):
         '''Returns the list of attributes with the given object relation in the object'''
diff --git a/tests/test_mispevent.py b/tests/test_mispevent.py
index 10cb18d..6a27130 100644
--- a/tests/test_mispevent.py
+++ b/tests/test_mispevent.py
@@ -87,7 +87,8 @@ class TestMISPEvent(unittest.TestCase):
         del a.uuid
         self.mispevent.objects[0].uuid = 'a'
         self.mispevent.objects[1].uuid = 'b'
-        self.mispevent.objects[0].add_reference(self.mispevent.objects[1], 'baz', comment='foo')
+        reference = self.mispevent.objects[0].add_reference(self.mispevent.objects[1], 'baz', comment='foo')
+        del reference.uuid
         self.assertEqual(self.mispevent.objects[0].references[0].relationship_type, 'baz')
         with open('tests/mispevent_testfiles/event_obj_attr_tag.json', 'r') as f:
             ref_json = json.load(f)