1 files changed, 1 insertions, 0 deletions
diff --git a/Rakefile b/Rakefile
index 53acd077d7..607ce01fd0 100755
--- a/Rakefile
+++ b/Rakefile
@@ -85,6 +85,7 @@ RDoc::Task.new do |rdoc|
   rdoc.rdoc_files.include('actionmailer/README.rdoc')
   rdoc.rdoc_files.include('actionmailer/CHANGELOG')
   rdoc.rdoc_files.include('actionmailer/lib/action_mailer/base.rb')
+  rdoc.rdoc_files.include('actionmailer/lib/action_mailer/mail_helper.rb')
   rdoc.rdoc_files.exclude('actionmailer/lib/action_mailer/vendor/*')
 
   rdoc.rdoc_files.include('activesupport/README.rdoc')