diff --git a/RAGSDK/MainRepo/Samples/RagDemo/chat_with_ascend/readme.md b/RAGSDK/MainRepo/Samples/RagDemo/chat_with_ascend/readme.md
index 443c4a0554285f1032aaf8467539467bc5f6c0f3..03e1b236461cc8ba7999a3409d5b1671071f36a9 100644
--- a/RAGSDK/MainRepo/Samples/RagDemo/chat_with_ascend/readme.md
+++ b/RAGSDK/MainRepo/Samples/RagDemo/chat_with_ascend/readme.md
@@ -3,7 +3,7 @@
 ## 环境准备(容器化部署)
 
 1.下载RAG
-SDK镜像并按操作步骤启动容器,下载参考地址：https://www.hiascend.com/developer/ascendhub/detail/27c1cba133384f59ac7ec2500b0e3ffc
+SDK镜像并按操作步骤启动容器,下载参考地址：https://www.hiascend.com/developer/ascendhub/detail/ragsdk
 
 2.下载mindie镜像并按操作步骤启动大模型,下载参考地址：https://www.hiascend.com/developer/ascendhub/detail/af85b724a7e5469ebd7ea13c3439d48f