diff --git a/Casks/firefox-beta-zh-cn.rb b/Casks/firefox-beta-zh-cn.rb
index 3194d85b6..e58f3cf9c 100644
--- a/Casks/firefox-beta-zh-cn.rb
+++ b/Casks/firefox-beta-zh-cn.rb
@@ -1,6 +1,6 @@
 cask 'firefox-beta-zh-cn' do
-  version '47.0b2'
-  sha256 'a371c5b8ee534c4030fcaaee227d64767222f5d60221ad8e3efce3bf281b9b14'
+  version '47.0b3'
+  sha256 '4e06c5fe71e2ab903c3da41cf0e3aff25f1fd808c8c47d9920335b702953ba35'
 
   url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=zh-CN"
   name 'Mozilla Firefox'