diff --git a/components/slider/index.en-US.md b/components/slider/index.en-US.md
index 753389c939..32a16bebcb 100644
--- a/components/slider/index.en-US.md
+++ b/components/slider/index.en-US.md
@@ -34,6 +34,8 @@ To input a value in a range.
 | vertical | If true, the slider will be vertical | boolean | false |  |
 | onAfterChange | Fire when onmouseup is fired | (value) => void | - |  |
 | onChange | Callback function that is fired when the user changes the slider's value | (value) => void | - |  |
+| trackStyle | The style of slider track | CSSProperties | - |  |
+| handleStyle | The style of slider handle | CSSProperties | - |  |
 
 ### range