diff --git a/Casks/reveal.rb b/Casks/reveal.rb
index 91f1ee95c..42a6bc813 100644
--- a/Casks/reveal.rb
+++ b/Casks/reveal.rb
@@ -1,5 +1,5 @@
 class Reveal < Cask
-  version 'latest'
+  version :latest
   sha256 :no_check
 
   url 'http://download.revealapp.com/Reveal.app.zip'