diff --git a/docs/uniCloud/agreement.md b/docs/uniCloud/agreement.md
index 354414fcaf69db2e67b7114efc540953bf0a0cb1..45d1efdf5083e4cafe5e535e3363e3b7a264791e 100644
--- a/docs/uniCloud/agreement.md
+++ b/docs/uniCloud/agreement.md
@@ -81,7 +81,7 @@ uniCloud 是 DCloud 联合阿里云、腾讯云等云厂商（以下简称云厂
 
 ## 4. 服务等级
 
-**4.2 阿里云**
+**4.1 阿里云**
 
 阿里云提供了服务等级协议，见[https://terms.alicdn.com/legal-agreement/terms/ali_cloud_sla/ali_cloud_sla202206071919_23707.html](https://terms.alicdn.com/legal-agreement/terms/ali_cloud_sla/ali_cloud_sla202206071919_23707.html)。