diff --git a/README.md b/README.md
index 8358d530..fccd28d5 100644
--- a/README.md
+++ b/README.md
@@ -64,7 +64,7 @@ ReactDOM.render(
 | maskTransitionName     | String                         |           | mask animation css class name                                                   |         |
 | title                  | String\|React.Element          |           | Title of the dialog                                                             |         |
 | footer                 | React.Element                  |           | footer of the dialog                                                            |         |
-| closable               | Boolean \| ({ closeIcon?: React.ReactNode; disabled?: boolean  } & React.AriaAttributes | true      | whether show close button                                                       |         |
+| closable               | Boolean \| ({ closeIcon?: React.ReactNode; disabled?: boolean  } & React.AriaAttributes | true   | whether show close button |         |
 | mask                   | Boolean                        | true      | whether show mask                                                               |         |
 | maskClosable           | Boolean                        | true      | whether click mask to close                                                     |         |
 | keyboard               | Boolean                        | true      | whether support press esc to close                                              |         |