diff --git a/components/modal/index.jsx b/components/modal/index.jsx
index 11491c0227..9917a47912 100644
--- a/components/modal/index.jsx
+++ b/components/modal/index.jsx
@@ -12,7 +12,10 @@ export default React.createClass({
     return {
       prefixCls: 'ant-modal',
       onOk: noop,
-      onCancel: noop
+      onCancel: noop,
+      width: 520,
+      transitionName: 'zoom',
+      maskAnimation: 'fade'
     };
   },
 
@@ -82,8 +85,7 @@ export default React.createClass({
     ];
     let footer = props.footer || defaultFooter;
     let visible = this.state.visible;
-    return <Dialog transitionName="zoom" onClose={this.handleCancel}
-      maskAnimation="fade" width="520" footer={footer} {...props}
+    return <Dialog onClose={this.handleCancel} footer={footer} {...props}
       visible={visible} mousePosition={mousePosition} />;
   }
 });
diff --git a/components/modal/index.md b/components/modal/index.md
index 8dffba1aa6..ea0b2ae6db 100644
--- a/components/modal/index.md
+++ b/components/modal/index.md
@@ -24,7 +24,7 @@
 | mousePosition      | 鼠标位置，设置弹窗初始位置           | {x:number,y:number}   | 无           |
 | onOk       | 点击确定回调       | function         | 无           |
 | onCancel   | 点击遮罩层或右上角叉或取消按钮的回调  | function  | 无           |
-| width      | 宽度           | String or Number | 500           |
+| width      | 宽度           | String or Number | 520           |
 | footer     | 底部内容       | React.Element    | 确定取消按钮 |