diff --git a/config/routes.rb b/config/routes.rb
index b1a96a6ea..05f38449b 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -6,7 +6,7 @@ Rails.application.routes.draw do
 
   get 'attachments/download/:id', to: 'attachments#show'
   get 'attachments/download/:id/:filename', to: 'attachments#show'
-  delete 'api/attachments/destroy_files', to 'attachments#destroy_files'
+  delete 'api/attachments/destroy_files', to: 'attachments#destroy_files'
   get 'auth/qq/callback', to: 'oauth/qq#create'
   get 'auth/failure', to: 'oauth/base#auth_failure'