diff --git a/src/layout/header-aside/components/header-size/index.vue b/src/layout/header-aside/components/header-size/index.vue
index a8a6f234..1f14e0cf 100644
--- a/src/layout/header-aside/components/header-size/index.vue
+++ b/src/layout/header-aside/components/header-size/index.vue
@@ -21,7 +21,7 @@
 </template>
 
 <script>
-import { mapState, mapActions } from 'vuex'
+import { mapState, mapMutations, mapActions } from 'vuex'
 export default {
   name: 'd2-header-size',
   computed: {
@@ -50,8 +50,10 @@ export default {
     }
   },
   methods: {
+    ...mapMutations({
+      pageKeepAliveClean: 'd2admin/page/keepAliveClean'
+    }),
     ...mapActions({
-      pageKeepAliveClean: 'd2admin/page/keepAliveClean',
       sizeSet: 'd2admin/size/set'
     }),
     handleChange (value) {