diff --git a/Casks/tongbu.rb b/Casks/tongbu.rb
index ca29fc44b..a75c4837b 100644
--- a/Casks/tongbu.rb
+++ b/Casks/tongbu.rb
@@ -1,4 +1,4 @@
-class Tongbu < Cask
+cask :v1 => 'tongbu' do
   version '1.1.4'
   sha256 'b8c30ad109d1005fbcd865ceef67b8bb224595b8b40fc1e0b084d039e1d6ce50'