diff --git a/Casks/machacha.rb b/Casks/machacha.rb
index 2c9602716..5c36d718b 100644
--- a/Casks/machacha.rb
+++ b/Casks/machacha.rb
@@ -1,4 +1,4 @@
-class Machacha < Cask
+cask :v1 => 'machacha' do
   version :latest
   sha256 :no_check