diff --git a/app/controllers/files_controller.rb b/app/controllers/files_controller.rb
index 5b81b7291..ed6f9937d 100644
--- a/app/controllers/files_controller.rb
+++ b/app/controllers/files_controller.rb
@@ -70,7 +70,7 @@ class FilesController < ApplicationController
         Mailer.attachments_added(attachments[:files]).deliver
       end
 
-      # 临时用
+      # TODO: 临时用 nyan
       sort_init 'created_on', 'desc'
       sort_update   'created_on' => "#{Attachment.table_name}.created_on",
                     'filename' => "#{Attachment.table_name}.filename",