diff --git a/Casks/seafile-client.rb b/Casks/seafile-client.rb
index 3f98afbb5..5528a9217 100644
--- a/Casks/seafile-client.rb
+++ b/Casks/seafile-client.rb
@@ -1,4 +1,4 @@
-class SeafileClient < Cask
+cask :v1 => 'seafile-client' do
   version '3.1.5'
   sha256 '25eedd712d57bcf94fd19ba2783d5f0278c3e95403ee07f300e17dabbd6bb75a'