diff --git a/examples/popular-products/index.js b/examples/popular-products/index.js
index d6c0d471..be18f76b 100644
--- a/examples/popular-products/index.js
+++ b/examples/popular-products/index.js
@@ -1,9 +1,9 @@
 import './index.html';
 import React from 'react';
-import fetch from 'isomorphic-fetch';
 import dva, { connect } from 'dva';
 import { put, call } from 'dva/effects';
 import { Route } from 'dva/router';
+import fetch from 'dva/fetch';
 import ProductList from './components/ProductList/ProductList';
 import styles from './index.less';
 
diff --git a/examples/popular-products/package.json b/examples/popular-products/package.json
index 5d5addfd..ba595e3f 100644
--- a/examples/popular-products/package.json
+++ b/examples/popular-products/package.json
@@ -5,7 +5,6 @@
   "dependencies": {
     "antd": "^1.6.1",
     "dva": "^0.0.1",
-    "isomorphic-fetch": "^2.2.1",
     "react": "^15.1.0",
     "react-dom": "^15.1.0"
   },
diff --git a/fetch.js b/fetch.js
new file mode 100644
index 00000000..18bddb3b
--- /dev/null
+++ b/fetch.js
@@ -0,0 +1 @@
+module.exports = require('isomorphic-fetch');
diff --git a/package.json b/package.json
index 1a71321a..8da1d140 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,7 @@
     "lint": "eslint --ext .js src"
   },
   "dependencies": {
+    "isomorphic-fetch": "^2.2.1",
     "react-redux": "4.4.x",
     "react-router": "^2.5.1",
     "react-router-redux": "^4.0.5",
@@ -54,6 +55,9 @@
   ],
   "files": [
     "lib",
-    "src"
+    "src",
+    "effects.js",
+    "router.js",
+    "fetch.js"
   ]
-}
+}
\ No newline at end of file
diff --git a/src/index.js b/src/index.js
index 07defa5e..3216589d 100644
--- a/src/index.js
+++ b/src/index.js
@@ -3,7 +3,7 @@ import ReactDOM from 'react-dom';
 import { Provider } from 'react-redux';
 import { createStore, applyMiddleware, compose, combineReducers } from 'redux';
 import createSagaMiddleware, { takeEvery, takeLatest } from 'redux-saga';
-import { hashHistory, Router, Route, IndexRoute, Link } from 'react-router';
+import { hashHistory, Router } from 'react-router';
 import { syncHistoryWithStore, routerReducer as routing } from 'react-router-redux';
 import { handleActions } from 'redux-actions';
 import { fork } from 'redux-saga/effects';