diff --git a/docs/site/mobile/demo-common.js b/docs/site/mobile/demo-common.js
index de0338c1f..361126b20 100644
--- a/docs/site/mobile/demo-common.js
+++ b/docs/site/mobile/demo-common.js
@@ -80,8 +80,6 @@ Locale.add({
 
 export function demoWrapper(module, name) {
   const component = module.default;
-  name = 'demo-' + name;
-  component.name = name;
 
   const { i18n: config } = component;
   if (config) {
diff --git a/test/index.ts b/test/index.ts
index b585e78be..dded10a4a 100644
--- a/test/index.ts
+++ b/test/index.ts
@@ -1,5 +1,4 @@
 import Vue from 'vue';
-import './transition';
 import { mount, TransitionStub } from '@vue/test-utils';
 import { trigger, triggerDrag } from './event';
 import { mockScrollTop, mockGetBoundingClientRect } from './dom';
diff --git a/test/transition.ts b/test/transition.ts
deleted file mode 100644
index 9fdceb296..000000000
--- a/test/transition.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-import Vue from 'vue';
-import { TransitionStub } from '@vue/test-utils';
-
-Vue.component('transition', TransitionStub as any);