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-rw-r--r--app/mailers/application_mailer.rb8
1 files changed, 8 insertions, 0 deletions
diff --git a/app/mailers/application_mailer.rb b/app/mailers/application_mailer.rb
index 73b623576..35f0b5fee 100644
--- a/app/mailers/application_mailer.rb
+++ b/app/mailers/application_mailer.rb
@@ -7,9 +7,17 @@ class ApplicationMailer < ActionMailer::Base
   helper :instance
   helper :formatting
 
+  after_action :set_autoreply_headers!
+
   protected
 
   def locale_for_account(account, &block)
     I18n.with_locale(account.user_locale || I18n.default_locale, &block)
   end
+
+  def set_autoreply_headers!
+    headers['Precedence'] = 'list'
+    headers['X-Auto-Response-Suppress'] = 'All'
+    headers['Auto-Submitted'] = 'auto-generated'
+  end
 end