THRIFT-5479 Add net 6 support
diff --git a/test/netstd/Client/Client.csproj b/test/netstd/Client/Client.csproj
index c7d5349..859297f 100644
--- a/test/netstd/Client/Client.csproj
+++ b/test/netstd/Client/Client.csproj
@@ -31,6 +31,7 @@
<GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
<GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
<GenerateAssemblyCopyrightAttribute>false</GenerateAssemblyCopyrightAttribute>
+ <Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>