diff --git a/frontend/i18n/index.js b/frontend/i18n/index.js
index 83b3145d..f36dd3fb 100644
--- a/frontend/i18n/index.js
+++ b/frontend/i18n/index.js
@@ -9,7 +9,7 @@ export default {
     {
       name: '中文',
       code: 'zh',
-      iso: 'zh-CA',
+      iso: 'zh-CN',
       file: 'zh'
     },
     {