diff --git a/Casks/keyremap4macbook-mountainlion.rb b/Casks/keyremap4macbook-mountainlion.rb
index 9363f0fc4..eb550ff81 100644
--- a/Casks/keyremap4macbook-mountainlion.rb
+++ b/Casks/keyremap4macbook-mountainlion.rb
@@ -2,6 +2,6 @@ class Keyremap4macbookMountainlion < Cask
   url 'https://pqrs.org/macosx/keyremap4macbook/files/KeyRemap4MacBook-8.4.0.dmg'
   homepage 'https://pqrs.org/macosx/keyremap4macbook/'
   version '8.4.0'
-  sha1 'c2839a17437eebeb3e70684154b1715beefda511'
+  sha256 '39fb33460f1abec99235c2095bf766d112cc62204c944cc43fd46f3cdb5cc099'
   install 'KeyRemap4MacBook.pkg'
 end