diff --git a/app/uploaders/attachment_uploader.rb b/app/uploaders/attachment_uploader.rb
index b122b6c8658c62cc35507fd44cef8c1c23dd582d..24fc294909e3ce28e8dc93bc9a5de0e75ab3df34 100644
--- a/app/uploaders/attachment_uploader.rb
+++ b/app/uploaders/attachment_uploader.rb
@@ -26,6 +26,10 @@ class AttachmentUploader < CarrierWave::Uploader::Base
     Gitlab.config.gitlab.relative_url_root + "/files/#{model.class.to_s.underscore}/#{model.id}/#{file.filename}"
   end
 
+  def url
+    Gitlab.config.gitlab.relative_url_root + '' + super unless super.nil?
+  end
+
   def file_storage?
     self.class.storage == CarrierWave::Storage::File
   end