diff --git a/spec/models/concerns/mentionable_spec.rb b/spec/models/concerns/mentionable_spec.rb
index 6653621a83ed88e479963a448ad882e48ac40117..20f0c561e44b16e3f9970f387ecc0a8d57e14fd8 100644
--- a/spec/models/concerns/mentionable_spec.rb
+++ b/spec/models/concerns/mentionable_spec.rb
@@ -3,6 +3,10 @@ require 'spec_helper'
 describe Mentionable do
   include Mentionable
 
+  def author
+    nil
+  end
+
   describe :references do
     let(:project) { create(:project) }
 
diff --git a/spec/services/notification_service_spec.rb b/spec/services/notification_service_spec.rb
index d7a898e85ff6f39e8c468daf1085f63aa0c77ccd..213adace14b9ee5c618f6b2814e83cbbfe65adeb 100644
--- a/spec/services/notification_service_spec.rb
+++ b/spec/services/notification_service_spec.rb
@@ -115,6 +115,7 @@ describe NotificationService, services: true do
 
       before do
         build_team(note.project)
+        note.project.team << [note.author, :master]
         ActionMailer::Base.deliveries.clear
       end