diff --git a/Casks/makemkv.rb b/Casks/makemkv.rb
index 169dc1ae8..f5ea2f95b 100644
--- a/Casks/makemkv.rb
+++ b/Casks/makemkv.rb
@@ -1,4 +1,4 @@
-class Makemkv < Class
+class Makemkv < Cask
   url 'http://www.makemkv.com/download/makemkv_v1.7.8_osx.dmg'
   homepage 'http://www.makemkv.com/'
   version '1.7.8'