diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 823dd65..c27880f 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Setup dotNET
       uses: actions/setup-dotnet@v3
       with:
diff --git a/Readme.MD b/Readme.MD
index 9e93788..756a71b 100644
--- a/Readme.MD
+++ b/Readme.MD
@@ -19,8 +19,8 @@ Nuget：NewLife.Remoting / NewLife.Remoting.Extensions
 
 参考目录：
 
-- [Remoting接口文档](doc/RemotingAPI.md)
-- [SRMP简易远程消息协议](doc/srmp.md)
+- [Remoting接口文档](Doc/RemotingAPI.MD)
+- [SRMP简易远程消息协议](Doc/SRMP.MD)