aspnetcore/src/SignalR/common/SignalR.Common/Directory.Build.props

<Project>
  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory)..\, Directory.Build.props))\Directory.Build.props" />

  <PropertyGroup>
    <NoWarn>$(NoWarn);CS3021</NoWarn>
  </PropertyGroup>

</Project>