Why the target frameworks are different? https://github.com/linksplatform/Reflection/blob/fe13e033935200d0180e5733fd6c6b4604a67bce/Platform.Reflection.Benchmarks/Platform.Reflection.Benchmarks.csproj#L5 https://github.com/linksplatform/Collections/blob/d18948ef70738e540f77b6c02b16a8ccf0242836/csharp/Platform.Collections.Benchmarks/Platform.Collections.Benchmarks.csproj#L5