diff --git a/components/button/button.jsx b/components/button/button.jsx
index 59111b7605..28c582c2b9 100644
--- a/components/button/button.jsx
+++ b/components/button/button.jsx
@@ -25,11 +25,6 @@ function insertSpace(child) {
}
export default class Button extends React.Component {
- componentDidMount() {
- if (window && window.PIE) {
- window.PIE.attach(findDOMNode(this));
- }
- }
handleClick(...args) {
const buttonNode = findDOMNode(this);
buttonNode.className = buttonNode.className.replace(`${prefix}clicked`, '');
diff --git a/components/button/index.md b/components/button/index.md
index d869c820b7..4f945f586a 100644
--- a/components/button/index.md
+++ b/components/button/index.md
@@ -29,17 +29,3 @@ loading | 设置按钮载入状态 | boolean | false
onClick | `click` 事件的 handler | function | `function() {}`
- `` 最终会被渲染为 ``，并且除了上表中的属性，其它属性都会直接传到 ``
-
-
-### IE8 border radius support
-
-Ant Design 视觉上采用渐进降级的方案，在 IE8 下圆角按钮将降级为直角。
-如果强烈需要圆角按钮，我们提供了 [css3pie](http://css3pie.com/) 的兼容方案。
-
-使用时只需在 html 头部加入以下代码即可。
-
-```html
-
-```
diff --git a/components/transfer/index.jsx b/components/transfer/index.jsx
index a2f8517ac8..3a739f3af9 100644
--- a/components/transfer/index.jsx
+++ b/components/transfer/index.jsx
@@ -23,7 +23,7 @@ class Transfer extends Component {
splitDataSource() {
const { targetKeys, dataSource } = this.props;
- let leftDataSource = Object.assign([], dataSource);
+ let leftDataSource = [...dataSource];
let rightDataSource = [];
if (targetKeys.length > 0) {
diff --git a/docs/react/getting-started.md b/docs/react/getting-started.md
index c386264d0e..2041a97814 100644
--- a/docs/react/getting-started.md
+++ b/docs/react/getting-started.md
@@ -102,7 +102,7 @@ Ant Design React 支持所有的现代浏览器和 IE8+。