diff --git a/plugins/push_notification/test/helpers/observers_test_helper.rb b/plugins/push_notification/test/helpers/observers_test_helper.rb
index b1749ff..2fd5ce2 100644
--- a/plugins/push_notification/test/helpers/observers_test_helper.rb
+++ b/plugins/push_notification/test/helpers/observers_test_helper.rb
@@ -9,7 +9,8 @@ module ObserversTestHelper
   end
 
   def create_add_member_task
-    person = fast_create(Person)
+    user = fast_create(User)
+    person = fast_create(Person, :user_id => user.id)
     community = fast_create(Community)
     return AddMember.create!(:requestor => person, :target => community)
   end
--
libgit2 0.21.2