diff --git a/src/components/core/d2-layout-main/components/-menu-side/index.vue b/src/components/core/d2-layout-main/components/-menu-side/index.vue
index d11b17d3..c968c308 100644
--- a/src/components/core/d2-layout-main/components/-menu-side/index.vue
+++ b/src/components/core/d2-layout-main/components/-menu-side/index.vue
@@ -67,9 +67,6 @@ export default {
       immediate: true
     }
   },
-  beforeDestroy () {
-    window.onresize = function () {}
-  },
   mounted () {
     this.BS = new BScroll(this.$el, {
       mouseWheel: true,