diff --git a/packages/web-vue/components/scrollbar/README.en-US.md b/packages/web-vue/components/scrollbar/README.en-US.md
index 45801622e..7ef1f7335 100644
--- a/packages/web-vue/components/scrollbar/README.en-US.md
+++ b/packages/web-vue/components/scrollbar/README.en-US.md
@@ -24,7 +24,7 @@ description: Used to replace the browser default scroll bar style.
 
 |Event Name|Description|Parameters|
 |---|---|---|
-|scroll|Triggered when scroll|-|
+|scroll|Triggered when scroll|ev: Event|
 ### `<scrollbar>` Methods
 
 |Method|Description|Parameters|Return|version|
diff --git a/packages/web-vue/components/scrollbar/README.zh-CN.md b/packages/web-vue/components/scrollbar/README.zh-CN.md
index c982c8a12..f07fc5054 100644
--- a/packages/web-vue/components/scrollbar/README.zh-CN.md
+++ b/packages/web-vue/components/scrollbar/README.zh-CN.md
@@ -22,7 +22,7 @@ description: 用于替换浏览器默认滚动条样式。
 
 |事件名|描述|参数|
 |---|---|---|
-|scroll|滚动时触发|-|
+|scroll|滚动时触发|ev: Event|
 ### `<scrollbar>` Methods
 
 |方法名|描述|参数|返回值|版本|