diff --git a/Casks/google-chrome-canary.rb b/Casks/google-chrome-canary.rb
index 1d6040da3..203363014 100644
--- a/Casks/google-chrome-canary.rb
+++ b/Casks/google-chrome-canary.rb
@@ -1,5 +1,5 @@
 class GoogleChromeCanary < Cask
-  version 'latest'
+  version :latest
   sha256 :no_check
 
   url 'https://storage.googleapis.com/chrome-canary/GoogleChromeCanary.dmg'