diff --git a/app/mailers/application_mailer.rb b/app/mailers/application_mailer.rb
index 9a209aa77b..6d37f8861d 100644
--- a/app/mailers/application_mailer.rb
+++ b/app/mailers/application_mailer.rb
@@ -22,4 +22,10 @@ class ApplicationMailer < ActionMailer::Base
       'X-Auto-Response-Suppress' => 'All'
     )
   end
+
+  def set_autoreply_headers!
+    headers['Precedence'] = 'list'
+    headers['X-Auto-Response-Suppress'] = 'All'
+    headers['Auto-Submitted'] = 'auto-generated'
+  end
 end