diff --git a/core/core-frontend/src/store/modules/user.ts b/core/core-frontend/src/store/modules/user.ts
index ca7999f50c..a6b2693656 100644
--- a/core/core-frontend/src/store/modules/user.ts
+++ b/core/core-frontend/src/store/modules/user.ts
@@ -85,6 +85,9 @@ export const userStore = defineStore('user', {
       this.oid = oid
     },
     setLanguage(language: string) {
+      if (!language || language === 'zh_CN') {
+        language = 'zh-CN'
+      }
       wsCache.set('user.language', language)
       this.language = language
       locale.setLang(language)
diff --git a/de-xpack b/de-xpack
index b6dd53ff93..dfc290223f 160000
--- a/de-xpack
+++ b/de-xpack
@@ -1 +1 @@
-Subproject commit b6dd53ff930400ff2d169db95ea21dd19f3e205a
+Subproject commit dfc290223ffb39bcff839d43f5e828dbe647c730