diff --git a/scripts/build/TestAssets.props b/scripts/build/TestAssets.props
index c442c962d6..a5a7ecd8b1 100644
--- a/scripts/build/TestAssets.props
+++ b/scripts/build/TestAssets.props
@@ -4,6 +4,8 @@
         <!-- Not able to add TargetFrameworks here due to: https://github.com/dotnet/sdk/issues/1110 -->
         <NetCoreAppTargetFramework Condition="'$(TargetFramework)' != '' AND $(TargetFramework.StartsWith('netcoreapp'))">true</NetCoreAppTargetFramework>
         <CheckEolTargetFramework>false</CheckEolTargetFramework>
+        <TargetNetFxVersion Condition=" '$(TargetNetFxVersion)' == '' ">net462</TargetNetFxVersion>
+        <TargetNetCoreVersion Condition=" '$(TargetNetCoreVersion)' == '' ">netcoreapp3.1</TargetNetCoreVersion>
     </PropertyGroup>
 
     <Import Project="$(MSBuildThisFileDirectory)TestPlatform.Dependencies.props" Condition=" '$(DependencyVersionsImported)' != 'true' "/>