diff --git a/package.json b/package.json
index edc234af..6768f415 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "wizard-ui",
-  "version": "0.4.3",
+  "version": "0.4.3-beta.1",
   "private": false,
   "main": "lib/index.js",
   "module": "esm/index.js",
diff --git a/src/interface.tsx b/src/interface.tsx
index fc82ca5d..1a8f500b 100644
--- a/src/interface.tsx
+++ b/src/interface.tsx
@@ -104,6 +104,7 @@ export interface TabsProps {
   eventKeyName?: string;
   direction?: 'right';
   onSelect?: SelectCallback;
+  activeKey?: string;
   id?: string;
 }
 
diff --git a/src/utils/bulk.ts b/src/utils/bulk.ts
index a8c170ad..17c68883 100644
--- a/src/utils/bulk.ts
+++ b/src/utils/bulk.ts
@@ -27,7 +27,7 @@ type LocaleType = keyof typeof BULK_MAP;
  */
 export default function bulk(value: number, options: OPTIONS, locale?: LocaleType) {
   const lang = isClient ?
-    (window.localStorage.getItem('LOCALE') === 'en' ? 'en' : 'zh') :
+    (window.localStorage.getItem('LOCALE') && /en/.test(window.localStorage.getItem('LOCALE') as string) ? 'en' : 'zh') :
     (locale || 'zh');
   const BULK = BULK_MAP[lang as LocaleType];
   let unit = BULK[0][1];