diff --git a/docs/api/location/location-change.md b/docs/api/location/location-change.md
index e7fe052cc9cd475c86723b7d61f5b71ec8690c0b..01d371bd2f841def53e0c1535228b816dae929ab 100644
--- a/docs/api/location/location-change.md
+++ b/docs/api/location/location-change.md
@@ -53,6 +53,8 @@ uni.onLocationChange(function (res) {
 |:-:|:-:|:-:|:-:|:-:|:-:|:-:|:-:|:-:|
 |√（3.6.8+）|√（3.6.8+）|√|x|√|√|x|√|x|
 
+**注意：App端及H5端callback参数为必填。**
+
 **FUNCTION CALLBACK 参数**
 
 |参数名|类型|说明|平台差异说明|
@@ -92,6 +94,8 @@ uni.onLocationChange(function (res) {
 |:-:|:-:|:-:|:-:|:-:|:-:|:-:|:-:|:-:|
 |√（3.6.8+）|√（3.6.8+）|√|x|x|√|x|x|x|
 
+**注意：App端及H5端callback参数为必填。**
+
 **FUNCTION CALLBACK 参数**
 
 无返回值。