diff --git a/src/index.js b/src/index.js
index ef2552e1eb6c8026e54ff9d9d4bda48aa38df8ab..e6fd2f07b43d0ffe556329584e5406fb0f1842d0 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,6 +1,6 @@
+import 'babel-polyfill';
 import dva from 'dva';
 import 'moment/locale/zh-cn';
-import './polyfill';
 import './g2';
 import './rollbar';
 // import browserHistory from 'history/createBrowserHistory';
diff --git a/src/polyfill.js b/src/polyfill.js
deleted file mode 100644
index f09d5e86d8eae4feb4ca5b23d6bbbb8cb73f90bb..0000000000000000000000000000000000000000
--- a/src/polyfill.js
+++ /dev/null
@@ -1,8 +0,0 @@
-import 'core-js/es6/map';
-import 'core-js/es6/set';
-import 'babel-polyfill';
-
-global.requestAnimationFrame =
-  global.requestAnimationFrame || function requestAnimationFrame(callback) {
-    setTimeout(callback, 0);
-  };