diff --git a/actionmailer/lib/action_mailer/delivery_job.rb b/actionmailer/lib/action_mailer/delivery_job.rb
index 95231411fb..e864ab7a4d 100644
--- a/actionmailer/lib/action_mailer/delivery_job.rb
+++ b/actionmailer/lib/action_mailer/delivery_job.rb
@@ -3,10 +3,10 @@ require 'active_job'
 module ActionMailer
   # The <tt>ActionMailer::DeliveryJob</tt> class is used when you
   # want to send emails outside of the request-response cycle.
-  class DeliveryJob < ActiveJob::Base #:nodoc:
+  class DeliveryJob < ActiveJob::Base # :nodoc:
     queue_as :mailers
 
-    def perform(mailer, mail_method, delivery_method, *args) #:nodoc#
+    def perform(mailer, mail_method, delivery_method, *args) #:nodoc:
       mailer.constantize.public_send(mail_method, *args).send(delivery_method)
     end
   end