diff --git a/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net8/Thrift.Compile.net8.csproj b/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net8/Thrift.Compile.net8.csproj
index c0f8c34..a7bebd4 100644
--- a/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net8/Thrift.Compile.net8.csproj
+++ b/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net8/Thrift.Compile.net8.csproj
@@ -38,7 +38,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.ServiceModel.Primitives" Version="8.1.0" />
+    <PackageReference Include="System.ServiceModel.Primitives" Version="8.1.2" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net9/Thrift.Compile.net9.csproj b/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net9/Thrift.Compile.net9.csproj
index 8ad887b..acc58f1 100644
--- a/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net9/Thrift.Compile.net9.csproj
+++ b/lib/netstd/Tests/Thrift.Compile.Tests/Thrift.Compile.net9/Thrift.Compile.net9.csproj
@@ -38,7 +38,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.ServiceModel.Primitives" Version="8.1.0" />
+    <PackageReference Include="System.ServiceModel.Primitives" Version="8.1.2" />
   </ItemGroup>
 
   <ItemGroup>