diff --git a/A4Flower/A4Flower.csproj b/A4Flower/A4Flower.csproj
index f194ebc..a8c2e7c 100644
--- a/A4Flower/A4Flower.csproj
+++ b/A4Flower/A4Flower.csproj
@@ -24,7 +24,7 @@
</ItemGroup>
<ItemGroup>
- <PackageReference Include="NewLife.Core" Version="11.11.2026.201" />
+ <PackageReference Include="NewLife.Core" Version="11.12.2026.301" />
<PackageReference Include="NewLife.Stardust" Version="3.7.2026.201" />
</ItemGroup>
diff --git a/Samples/NetClientTest/NetClientTest.csproj b/Samples/NetClientTest/NetClientTest.csproj
index e82f8cb..c4bc28d 100644
--- a/Samples/NetClientTest/NetClientTest.csproj
+++ b/Samples/NetClientTest/NetClientTest.csproj
@@ -17,7 +17,7 @@
</PropertyGroup>
<ItemGroup>
- <PackageReference Include="NewLife.Core" Version="11.11.2026.201" />
+ <PackageReference Include="NewLife.Core" Version="11.12.2026.301" />
</ItemGroup>
</Project>
diff --git a/Samples/NetServerTest/NetServerTest.csproj b/Samples/NetServerTest/NetServerTest.csproj
index 3763e23..9fa42e9 100644
--- a/Samples/NetServerTest/NetServerTest.csproj
+++ b/Samples/NetServerTest/NetServerTest.csproj
@@ -17,7 +17,7 @@
</PropertyGroup>
<ItemGroup>
- <PackageReference Include="NewLife.Core" Version="11.11.2026.201" />
+ <PackageReference Include="NewLife.Core" Version="11.12.2026.301" />
</ItemGroup>
</Project>
diff --git a/Samples/Serial2NetClientTest/Serial2NetClientTest.csproj b/Samples/Serial2NetClientTest/Serial2NetClientTest.csproj
index 2996bd0..13bfc75 100644
--- a/Samples/Serial2NetClientTest/Serial2NetClientTest.csproj
+++ b/Samples/Serial2NetClientTest/Serial2NetClientTest.csproj
@@ -17,7 +17,7 @@
</PropertyGroup>
<ItemGroup>
- <PackageReference Include="NewLife.Core" Version="11.11.2026.201" />
+ <PackageReference Include="NewLife.Core" Version="11.12.2026.301" />
</ItemGroup>
<ItemGroup>
diff --git a/Samples/Serial2NetServerTest/Serial2NetServerTest.csproj b/Samples/Serial2NetServerTest/Serial2NetServerTest.csproj
index 9075342..362f5bc 100644
--- a/Samples/Serial2NetServerTest/Serial2NetServerTest.csproj
+++ b/Samples/Serial2NetServerTest/Serial2NetServerTest.csproj
@@ -17,7 +17,7 @@
</PropertyGroup>
<ItemGroup>
- <PackageReference Include="NewLife.Core" Version="11.11.2026.201" />
+ <PackageReference Include="NewLife.Core" Version="11.12.2026.301" />
</ItemGroup>
</Project>
diff --git a/Samples/SerialTest/SerialTest.csproj b/Samples/SerialTest/SerialTest.csproj
index 80f5e07..29d0be2 100644
--- a/Samples/SerialTest/SerialTest.csproj
+++ b/Samples/SerialTest/SerialTest.csproj
@@ -17,7 +17,7 @@
</PropertyGroup>
<ItemGroup>
- <PackageReference Include="NewLife.Core" Version="11.11.2026.201" />
+ <PackageReference Include="NewLife.Core" Version="11.12.2026.301" />
</ItemGroup>
<ItemGroup>