diff --git a/Casks/battle-net-cn.rb b/Casks/battle-net-zh-cn.rb
similarity index 97%
rename from Casks/battle-net-cn.rb
rename to Casks/battle-net-zh-cn.rb
index 5c0543be5..3e50ba490 100644
--- a/Casks/battle-net-cn.rb
+++ b/Casks/battle-net-zh-cn.rb
@@ -1,4 +1,4 @@
-cask 'battle-net-cn' do
+cask 'battle-net-zh-cn' do
   version :latest
   sha256 :no_check