diff --git a/Casks/glimmerblocker.rb b/Casks/glimmerblocker.rb
index acd8ce756c5..84c5f9f4692 100644
--- a/Casks/glimmerblocker.rb
+++ b/Casks/glimmerblocker.rb
@@ -1,4 +1,4 @@
-class Glimmerblocker < Cask
+cask :v1 => 'glimmerblocker' do
   version '1.5.3'
   sha256 '872f3edc5f6dc3b92ba17eaf00236308e561bf353ffb1579cc5d7afc27bbf0a5'