diff --git a/Casks/wuala.rb b/Casks/wuala.rb
index 3e4587950c1..9223fb1385e 100644
--- a/Casks/wuala.rb
+++ b/Casks/wuala.rb
@@ -1,5 +1,5 @@
 class Wuala < Cask
-  version 'latest'
+  version :latest
   sha256 :no_check
 
   url 'https://cdn.wuala.com/files/WualaInstaller.dmg'