diff --git a/docs/reference/pipelines/interceptor/logalert.md b/docs/reference/pipelines/interceptor/logalert.md
index 66bdc28..7582773 100644
--- a/docs/reference/pipelines/interceptor/logalert.md
+++ b/docs/reference/pipelines/interceptor/logalert.md
@@ -27,6 +27,5 @@
 
 |    `字段`   |    `类型`    |  `是否必填`  |  `默认值`  |  `含义`  |
 | ---------- | ----------- | ----------- | --------- | -------- |
-| labels |   |    非必填    |    | 增加额外的label |
 | labels.from | string数组  |    非必填    |    | 从header中获取额外的label，这里请填header里具体的key名称 |