diff --git a/Samples/BuzzerTest/BuzzerTest.csproj b/Samples/BuzzerTest/BuzzerTest.csproj
index fffb0d1..fcbf83c 100644
--- a/Samples/BuzzerTest/BuzzerTest.csproj
+++ b/Samples/BuzzerTest/BuzzerTest.csproj
@@ -21,7 +21,7 @@
</ItemGroup>
<ItemGroup>
- <PackageReference Include="NewLife.IoT" Version="2.6.2025.801" />
+ <PackageReference Include="NewLife.IoT" Version="2.7.2025.1112" />
</ItemGroup>
</Project>
diff --git a/Samples/KeyTest/KeyTest.csproj b/Samples/KeyTest/KeyTest.csproj
index 02e7cca..0e235cd 100644
--- a/Samples/KeyTest/KeyTest.csproj
+++ b/Samples/KeyTest/KeyTest.csproj
@@ -21,7 +21,7 @@
</ItemGroup>
<ItemGroup>
- <PackageReference Include="NewLife.IoT" Version="2.6.2025.801" />
+ <PackageReference Include="NewLife.IoT" Version="2.7.2025.1112" />
</ItemGroup>
</Project>