diff --git a/docs/uniCloud/uni-id-summary.md b/docs/uniCloud/uni-id-summary.md
index 43c30ef4abe1b57e086d086f310af9590d291a2f..d5533f8e08815145461e0522b3a05c37529fcc22 100644
--- a/docs/uniCloud/uni-id-summary.md
+++ b/docs/uniCloud/uni-id-summary.md
@@ -477,7 +477,7 @@ RBAC：Role-Based Access Control，基于角色的访问控制。
 
 如下为示例内容：
 
-```js
+```json
 {
   {
     "_id":"5f8428181c229600010389f6",