diff --git a/docs/source/zh-cn/core/unittest.md b/docs/source/zh-cn/core/unittest.md
index ba9f0d6ce3..998d6d9f0c 100644
--- a/docs/source/zh-cn/core/unittest.md
+++ b/docs/source/zh-cn/core/unittest.md
@@ -174,7 +174,7 @@ describe('test/controller/home.test.js', () => {
 
 ```js
 // test/controller/home.test.js
-const { app, mock, assert } = require('egg/mock/bootstrap');
+const { app, mock, assert } = require('egg-mock/bootstrap');
 
 describe('test/controller/home.test.js', () => {
   // test cases