diff --git a/package.json b/package.json
index 22ef6f1492..4391824864 100644
--- a/package.json
+++ b/package.json
@@ -90,7 +90,6 @@
     "eslint-plugin-babel": "^3.0.0",
     "eslint-plugin-markdown-antd": "0.0.0",
     "eslint-plugin-react": "^3.3.1",
-    "expect.js": "~0.3.1",
     "extract-text-webpack-plugin": "^0.9.1",
     "gh-pages": "^0.5.0",
     "history": "^1.13.1",
diff --git a/tests/popover.test.js b/tests/popover.test.js
index 0fe9095d24..0504ef90dc 100644
--- a/tests/popover.test.js
+++ b/tests/popover.test.js
@@ -1,5 +1,4 @@
 import React from 'react';
-import expect from 'expect.js';
 import TestUtils from 'react-addons-test-utils';
 
 jest.dontMock('../components/popover/index');
@@ -14,16 +13,16 @@ describe('Popover', function() {
       </Popover>
     );
 
-    expect(popover.getPopupDomNode()).to.be(undefined);
+    expect(popover.getPopupDomNode()).toBe(undefined);
 
     TestUtils.Simulate.click(
       TestUtils.findRenderedDOMComponentWithTag(popover, 'a')
     );
 
     const popup = popover.getPopupDomNode();
-    expect(popup).not.to.be(undefined);
-    expect(popup.className).to.contain('ant-popover-placement-top');
-    expect(popup.innerHTML).to.match(/<div class="ant-popover-title".*?>code<\/div>/);
-    expect(popup.innerHTML).to.match(/<div class="ant-popover-content".*?>console\.log\('hello world'\)<\/div>/);
+    expect(popup).not.toBe(undefined);
+    expect(popup.className).toContain('ant-popover-placement-top');
+    expect(popup.innerHTML).toMatch(/<div class="ant-popover-title".*?>code<\/div>/);
+    expect(popup.innerHTML).toMatch(/<div class="ant-popover-content".*?>console\.log\('hello world'\)<\/div>/);
   });
 });