diff --git a/package.json b/package.json
index f554dfbfb0..afd1736ca8 100644
--- a/package.json
+++ b/package.json
@@ -123,7 +123,8 @@
       "<rootDir>/node_modules/*"
     ],
     "scriptPreprocessor": "<rootDir>/node_modules/webpack-babel-jest",
-    "testDirectoryName": "tests"
+    "testDirectoryName": "tests",
+    "preprocessCachingDisabled": false
   },
   "precommit": [
     "lint"
diff --git a/tests/index.test.js b/tests/index.test.js
deleted file mode 100644
index a4dc911ff8..0000000000
--- a/tests/index.test.js
+++ /dev/null
@@ -1,13 +0,0 @@
-jest.dontMock('../index');
-
-import React from 'react';
-import antd, {
-  Button,
-} from '../index';
-
-describe('antd', function() {
-  it('antd and components should be existd', function() {
-    expect(antd).toBeTruthy();
-    expect(Button).toBeTruthy();
-  });
-});