diff --git a/Casks/macterm.rb b/Casks/macterm.rb
index c22b44456d7..14b3f9ac4c9 100644
--- a/Casks/macterm.rb
+++ b/Casks/macterm.rb
@@ -1,5 +1,5 @@
 class Macterm < Cask
-  version 'latest'
+  version :latest
   sha256 :no_check
 
   url 'http://www.macterm.net/updates/macterm-latest.dmg'