<Project Sdk="Microsoft.Build.Traversal/3.0.23"> <ItemGroup> <ProjectReference Include="burn\burn.proj" Targets="Restore" BuildInParallel="false" /> <ProjectReference Include="wix\wix.proj" Targets="Restore" BuildInParallel="false" /> <ProjectReference Include="burn\burn.proj" /> <ProjectReference Include="wix\wix.proj" /> </ItemGroup> </Project>