diff --git a/config/environments/test.rb b/config/environments/test.rb
index 173d09fc405..49203a33a6a 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -35,6 +35,8 @@ Rails.application.configure do
 
   config.action_mailer.perform_caching = false
 
+  config.action_mailer.default_options = { from: 'notifications@localhost' }
+
   # Tell Action Mailer not to deliver emails to the real world.
   # The :test delivery method accumulates sent emails in the
   # ActionMailer::Base.deliveries array.