diff --git a/components/modal/index.md b/components/modal/index.md
index 2039b14fccb88ec5b71a1915b68c6581e1df7068..03513396dcf6631ab60452e86243a7ba1751838b 100644
--- a/components/modal/index.md
+++ b/components/modal/index.md
@@ -15,5 +15,5 @@
 | content   | 面板内容 | React.Element   | 无 |
 | onOk     | 确定回调 | function | 无           |
 | onCancel | 取消回调 | function | 无           |
-| width | 宽度 | String|Number | 无           |
+| width | 宽度 | String or Number | 无           |