diff --git a/Casks/yemuzip.rb b/Casks/yemuzip.rb
index 5be5b119443..ed780b807bb 100644
--- a/Casks/yemuzip.rb
+++ b/Casks/yemuzip.rb
@@ -1,4 +1,4 @@
-class Yemuzip < Cask
+cask :v1 => 'yemuzip' do
   version :latest
   sha256 :no_check