diff --git a/book/chapter1.md b/book/chapter1.md
index 17845e2..f73199b 100644
--- a/book/chapter1.md
+++ b/book/chapter1.md
@@ -129,7 +129,7 @@ To bootstrap our own Vuejs, let's write our first test case.
 *test/options/options.spec.js*
 
 ```
-import Vue from "../src/instance/index";
+import Vue from "../../src/instance/index";
 
 describe('Proxy test', function() {
   it('should proxy vm._data.a = vm.a', function() {
@@ -225,4 +225,4 @@ Run `npm run build` and `npm run test`. You should see something like this:
 
 ![success](http://cdn4.snapgram.co/images/2016/12/11/ScreenShot2016-12-12at2.02.17AM.png)
 
-Bravo! You successfully bootstrapped your own Vuejs! Keep working!
\ No newline at end of file
+Bravo! You successfully bootstrapped your own Vuejs! Keep working!