diff --git a/Casks/prizmo.rb b/Casks/prizmo.rb
index 431a6e32e..02ff65988 100644
--- a/Casks/prizmo.rb
+++ b/Casks/prizmo.rb
@@ -1,4 +1,4 @@
-class Prizmo < Cask
+cask :v1 => 'prizmo' do
   version :latest
   sha256 :no_check