diff --git a/src/permission.js b/src/permission.js
index 2215e66..977f560 100644
--- a/src/permission.js
+++ b/src/permission.js
@@ -3,7 +3,7 @@
  */
 import store from './store'
 import router from './router'
-import { getToken, setToken } from 'utils/auth'
+import { getToken, setToken, removeToken } from 'utils/auth'
 import { getQuery } from 'utils'
 import { isEmpty, assign } from 'lodash-es'
 
@@ -17,6 +17,10 @@ router.beforeEach(async (to, from, next) => {
   if (isEmpty(history.state.current)) {
     assign(history.state, { current: from.fullPath })
   }
+  if (to.path === '/sso') {
+    // 进入 sso 页面默认就是没有登录
+    removeToken()
+  }
   if (getToken()) {
     // 判断用户是否处于登录状态
     if (to.path === '/login') {