diff --git a/.github/workflows/publish-beta.yml b/.github/workflows/publish-beta.yml
index 9683f63..3223174 100644
--- a/.github/workflows/publish-beta.yml
+++ b/.github/workflows/publish-beta.yml
@@ -17,7 +17,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v2
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
     - name: Restore
       run: |
         dotnet restore NewLife.NetPing/NewLife.NetPing.csproj
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 3608656..cc9dc4a 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -15,7 +15,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v2
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
     - name: Restore
       run: |
         dotnet restore NewLife.NetPing/NewLife.NetPing.csproj
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5319e58..60bc733 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -17,7 +17,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v2
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
     - name: Build
       run: dotnet build -c Release
     - name: Test
diff --git a/NewLife.NetPing/NewLife.NetPing.csproj b/NewLife.NetPing/NewLife.NetPing.csproj
index 3132330..5890e04 100644
--- a/NewLife.NetPing/NewLife.NetPing.csproj
+++ b/NewLife.NetPing/NewLife.NetPing.csproj
@@ -37,14 +37,14 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1">
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="NewLife.IoT" Version="1.9.2023.726-beta0137" />
+    <PackageReference Include="NewLife.IoT" Version="1.9.2023.1201" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Test/Test.csproj b/Test/Test.csproj
index d984dec..b19b058 100644
--- a/Test/Test.csproj
+++ b/Test/Test.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <OutputPath>..\Bin\Test</OutputPath>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
     <ImplicitUsings>enable</ImplicitUsings>