diff --git a/src/permission.ts b/src/permission.ts
index 4543d08..2c2c5ac 100644
--- a/src/permission.ts
+++ b/src/permission.ts
@@ -15,7 +15,7 @@ const whiteList = ['/login', '/register', '/social-callback'];
 router.beforeEach(async (to, from, next) => {
   NProgress.start();
   if (getToken()) {
-    to.meta.title && useSettingsStore().setTitle(to.meta.title as string);
+    to.meta.title && useSettingsStore().setTitle(to.meta.title);
     /* has token*/
     if (to.path === '/login') {
       next({ path: '/' });
diff --git a/src/types/router.d.ts b/src/types/router.d.ts
index 9731fa2..3e113e6 100644
--- a/src/types/router.d.ts
+++ b/src/types/router.d.ts
@@ -1,6 +1,10 @@
 import { RouteRecordRaw } from 'vue-router';
 
 declare module 'vue-router' {
+  interface RouteMeta {
+    title: string;
+  }
+
   declare type RouteOption = {
     hidden?: boolean;
     permissions?: string[];