diff --git a/docs/BuildFromSource.md b/docs/BuildFromSource.md
index 1d8850adc56f..8c1506376198 100644
--- a/docs/BuildFromSource.md
+++ b/docs/BuildFromSource.md
@@ -11,7 +11,7 @@ See https://github.com/aspnet/AspNetCore/labels/area-infrastructure for known is
 
 Building ASP.NET Core on Windows requires:
 
-* Windows 10
+* Windows 10, version 1803 or newer
 * At least 10 GB of disk space and a good internet connection (our build scripts download a lot of tools and dependencies)
 * Visual Studio 2019. <https://visualstudio.com>
     * To install the exact required components, run [eng/scripts/InstallVisualStudio.ps1](/eng/scripts/InstallVisualStudio.ps1).
diff --git a/src/Framework/ref/Microsoft.AspNetCore.App.Ref.csproj b/src/Framework/ref/Microsoft.AspNetCore.App.Ref.csproj
index c5343e1c56b0..6e2ca3f92475 100644
--- a/src/Framework/ref/Microsoft.AspNetCore.App.Ref.csproj
+++ b/src/Framework/ref/Microsoft.AspNetCore.App.Ref.csproj
@@ -56,9 +56,9 @@ This package is an internal implementation of the .NET Core SDK and is not meant
     <LayoutTargetDir>$(TargetingPackLayoutRoot)$(TargetingPackSubPath)</LayoutTargetDir>
     <LocalInstallationOutputPath>$(LocalDotNetRoot)$(TargetingPackSubPath)</LocalInstallationOutputPath>
 
-    <ArchiveOutputFileName Condition="'$(TargetRuntimeIdentifier)' == 'win-x64'">aspnetcore-targeting-pack-$(PackageVersion).zip</ArchiveOutputFileName>
-    <ArchiveOutputFileName Condition="'$(TargetRuntimeIdentifier)' == 'linux-x64'">aspnetcore-targeting-pack-$(PackageVersion).tar.gz</ArchiveOutputFileName>
-    <ArchiveOutputPath>$(InstallersOutputPath)$(ArchiveOutputFileName)</ArchiveOutputPath>
+    <ArchiveOutputFileName>aspnetcore-targeting-pack-$(PackageVersion)</ArchiveOutputFileName>
+    <ZipArchiveOutputPath>$(InstallersOutputPath)$(ArchiveOutputFileName).zip</ZipArchiveOutputPath>
+    <TarArchiveOutputPath>$(InstallersOutputPath)$(ArchiveOutputFileName).tar.gz</TarArchiveOutputPath>
   </PropertyGroup>
 
   <PropertyGroup>
@@ -161,18 +161,17 @@ This package is an internal implementation of the .NET Core SDK and is not meant
 
   <Target Name="_CreateTargetingPackArchive"
           Inputs="@(RefPackContent)"
-          Outputs="$(ArchiveOutputPath)"
+          Outputs="$(ZipArchiveOutputPath);$(TarArchiveOutputPath)"
           Condition="'$(IsPackable)' == 'true'">
     <ZipDirectory
       SourceDirectory="$(TargetingPackLayoutRoot)"
-      DestinationFile="$(ArchiveOutputPath)"
-      Overwrite="true"
-      Condition="'$(TargetRuntimeIdentifier)' == 'win-x64'" />
+      DestinationFile="$(ZipArchiveOutputPath)"
+      Overwrite="true" />
+    <!-- Requires Windows 10 version 1803 or newer -->
     <Exec
-      Command="tar -czf $(ArchiveOutputPath) ."
-      WorkingDirectory="$(TargetingPackLayoutRoot)"
-      Condition="'$(TargetRuntimeIdentifier)' == 'linux-x64'" />
-    <Message Importance="High" Text="$(MSBuildProjectName) -> $(ArchiveOutputPath)" />
+      Command="tar -czf $(TarArchiveOutputPath) ."
+      WorkingDirectory="$(TargetingPackLayoutRoot)" />
+    <Message Importance="High" Text="$(MSBuildProjectName) -> $(TarArchiveOutputPath)" />
   </Target>
 
 </Project>