diff --git a/Casks/boxcryptor-classic.rb b/Casks/boxcryptor-classic.rb
index a4a228581..015d68b16 100644
--- a/Casks/boxcryptor-classic.rb
+++ b/Casks/boxcryptor-classic.rb
@@ -1,4 +1,4 @@
-class BoxcryptorClassic < Cask
+cask :v1 => 'boxcryptor-classic' do
   version :latest
   sha256 :no_check