diff --git a/spec/services/notification_service_spec.rb b/spec/services/notification_service_spec.rb
index 0faff48c059..6d2bc41c2b9 100644
--- a/spec/services/notification_service_spec.rb
+++ b/spec/services/notification_service_spec.rb
@@ -149,7 +149,7 @@ describe NotificationService do
 
       before do
         build_team(note.project)
-        allow_any_instance_of(Commit).to receive(:author).and_return()
+        allow_any_instance_of(Commit).to receive(:author).and_return(@u_committer)
       end
 
       describe :new_note do