diff --git a/fcs/Directory.Build.props b/fcs/Directory.Build.props
index 596b06c0716..50e4c3e67b5 100644
--- a/fcs/Directory.Build.props
+++ b/fcs/Directory.Build.props
@@ -23,6 +23,16 @@
 
   <!-- SDK targets override -->
   <PropertyGroup>
+    <FSharpSourcesRoot>$(MSBuildThisFileDirectory)..\src</FSharpSourcesRoot>
+    <VersionPrefix>22.0.3</VersionPrefix>
+    <OtherFlags>--version:$(VersionPrefix)</OtherFlags>
+    <GenerateAssemblyVersionAttribute>false</GenerateAssemblyVersionAttribute>    
+    <!-- FSharp.Compiler.Tools is currently only used to get a working FSI.EXE to execute some scripts during the build -->
+    <!-- The LKG FSI.EXE requires MSBuild 15 to be installed, which is painful -->
+    <ToolsetFsiToolPath>$(FSharpSourcesRoot)\..\packages\FSharp.Compiler.Tools.4.1.27\tools</ToolsetFsiToolPath>
+    <ToolsetFsiToolExe>fsi.exe</ToolsetFsiToolExe>
     <ProtoOutputPath>$(ArtifactsBinDir)\FSharp.Build\Proto\net472</ProtoOutputPath>
+    <FcsFSharpCorePkgVersion>4.6.2</FcsFSharpCorePkgVersion>
+    <FcsTargetNetFxFramework>net461</FcsTargetNetFxFramework>
   </PropertyGroup>
 </Project>
diff --git a/fcs/FSharp.Compiler.Service.MSBuild.v12/FSharp.Compiler.Service.MSBuild.v12.fsproj b/fcs/FSharp.Compiler.Service.MSBuild.v12/FSharp.Compiler.Service.MSBuild.v12.fsproj
index 20e1f29af35..9f7b3d20b29 100644
--- a/fcs/FSharp.Compiler.Service.MSBuild.v12/FSharp.Compiler.Service.MSBuild.v12.fsproj
+++ b/fcs/FSharp.Compiler.Service.MSBuild.v12/FSharp.Compiler.Service.MSBuild.v12.fsproj
@@ -1,11 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <FSharpSourcesRoot>$(MSBuildProjectDirectory)\..\..\src</FSharpSourcesRoot>
-  </PropertyGroup>
-  <Import Project="..\fcs.props" />
   <Import Project="..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <DefineConstants>$(DefineConstants);CROSS_PLATFORM_COMPILER</DefineConstants>
     <DefineConstants>$(DefineConstants);ENABLE_MONO_SUPPORT</DefineConstants>
@@ -28,7 +24,7 @@
   <ItemGroup>
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <PackageReference Include="FSharp.Compiler.Service.MSBuild.v12.0" Version="1.0.0" />
     <ProjectReference Include="..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
diff --git a/fcs/FSharp.Compiler.Service.ProjectCracker/FSharp.Compiler.Service.ProjectCracker.fsproj b/fcs/FSharp.Compiler.Service.ProjectCracker/FSharp.Compiler.Service.ProjectCracker.fsproj
index 648f66924df..a9cb30ba0f7 100644
--- a/fcs/FSharp.Compiler.Service.ProjectCracker/FSharp.Compiler.Service.ProjectCracker.fsproj
+++ b/fcs/FSharp.Compiler.Service.ProjectCracker/FSharp.Compiler.Service.ProjectCracker.fsproj
@@ -1,8 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <Import Project="..\fcs.props" />
   <Import Project="..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
   </PropertyGroup>
   <PropertyGroup>
@@ -20,14 +19,14 @@
       <Link>ProjectCrackerOptions.fs</Link>
     </Compile>
     <Compile Include="ProjectCracker.fs" />
-    <Content Include="..\FSharp.Compiler.Service.ProjectCrackerTool\FSharp.Compiler.Service.ProjectCracker.targets" PackagePath="build\net461" />
-    <Content Include="$(ArtifactsBinDir)\fcs\net461\FSharp.Compiler.Service.ProjectCrackerTool.exe" PackagePath="utilities\net461" />
-    <Content Include="$(ArtifactsBinDir)\fcs\net461\FSharp.Compiler.Service.ProjectCrackerTool.exe.config" PackagePath="utilities\net461" />
+    <Content Include="..\FSharp.Compiler.Service.ProjectCrackerTool\FSharp.Compiler.Service.ProjectCracker.targets" PackagePath="build\$(FcsTargetNetFxFramework)" />
+    <Content Include="$(ArtifactsBinDir)\fcs\$(FcsTargetNetFxFramework)\FSharp.Compiler.Service.ProjectCrackerTool.exe" PackagePath="utilities\$(FcsTargetNetFxFramework)" />
+    <Content Include="$(ArtifactsBinDir)\fcs\$(FcsTargetNetFxFramework)\FSharp.Compiler.Service.ProjectCrackerTool.exe.config" PackagePath="utilities\$(FcsTargetNetFxFramework)" />
   </ItemGroup>
   <ItemGroup>
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <ProjectReference Include="..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCracker.targets b/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCracker.targets
index bd1c93e7979..ed01293adaf 100644
--- a/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCracker.targets
+++ b/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCracker.targets
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0"     xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 <Target Name="ProjectCrackerToolCopy" AfterTargets="Build">
-    <Copy SourceFiles="$(MSBuildThisFileDirectory)\..\..\utilities\net461\FSharp.Compiler.Service.ProjectCrackerTool.exe" DestinationFolder="$(OutputPath)" />
-    <Copy SourceFiles="$(MSBuildThisFileDirectory)\..\..\utilities\net461\FSharp.Compiler.Service.ProjectCrackerTool.exe.config" DestinationFolder="$(OutputPath)" />
+    <Copy SourceFiles="$(MSBuildThisFileDirectory)..\..\utilities\net461\FSharp.Compiler.Service.ProjectCrackerTool.exe" DestinationFolder="$(OutputPath)" />
+    <Copy SourceFiles="$(MSBuildThisFileDirectory)..\..\utilities\net461\FSharp.Compiler.Service.ProjectCrackerTool.exe.config" DestinationFolder="$(OutputPath)" />
 </Target>
 </Project>
diff --git a/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCrackerTool.fsproj b/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCrackerTool.fsproj
index 3beb0e1f996..19789a96299 100644
--- a/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCrackerTool.fsproj
+++ b/fcs/FSharp.Compiler.Service.ProjectCrackerTool/FSharp.Compiler.Service.ProjectCrackerTool.fsproj
@@ -1,12 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <FSharpSourcesRoot>$(MSBuildProjectDirectory)\..\..\src</FSharpSourcesRoot>
-  </PropertyGroup>
-  <Import Project="..\fcs.props" />
   <Import Project="..\netfx.props" />
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <DefineConstants>$(DefineConstants);CROSS_PLATFORM_COMPILER</DefineConstants>
     <DefineConstants>$(DefineConstants);ENABLE_MONO_SUPPORT</DefineConstants>
@@ -23,7 +19,7 @@
     <None Include="paket.references" />
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <PackageReference Include="FSharp.Compiler.Service.MSBuild.v12.0" Version="1.0.0" />
   </ItemGroup>
 </Project>
diff --git a/fcs/FSharp.Compiler.Service.Tests/CSharp_Analysis/CSharp_Analysis.csproj b/fcs/FSharp.Compiler.Service.Tests/CSharp_Analysis/CSharp_Analysis.csproj
index 30d3c96317f..534a1435415 100644
--- a/fcs/FSharp.Compiler.Service.Tests/CSharp_Analysis/CSharp_Analysis.csproj
+++ b/fcs/FSharp.Compiler.Service.Tests/CSharp_Analysis/CSharp_Analysis.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework);netstandard2.0</TargetFrameworks>
     <IsPackable>false</IsPackable>
     <NoWarn>$(NoWarn);0067;1591</NoWarn>
   </PropertyGroup>
diff --git a/fcs/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.Tests.fsproj b/fcs/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.Tests.fsproj
index c6d2243856a..1f7ffbf6d55 100644
--- a/fcs/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.Tests.fsproj
+++ b/fcs/FSharp.Compiler.Service.Tests/FSharp.Compiler.Service.Tests.fsproj
@@ -1,11 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <FSharpSourcesRoot>$(MSBuildProjectDirectory)\..\..\src</FSharpSourcesRoot>
-  </PropertyGroup>
-  <Import Project="..\fcs.props" />
   <Import Project="..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461;netcoreapp2.0</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework);netcoreapp2.0</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <DefaultFSharpPackageVersion>4.1.19</DefaultFSharpPackageVersion>
     <NoWarn>$(NoWarn);44;75;</NoWarn>
@@ -80,7 +76,7 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.6.0" />
     <PackageReference Include="NUnit" Version="3.9.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.9.0" />
@@ -88,7 +84,7 @@
     <PackageReference Include="Dotnet.ProjInfo" Version="0.20.0" />
     <ProjectReference Include="..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="mscorlib" />
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
diff --git a/fcs/FSharp.Compiler.Service/FSharp.Compiler.Service.fsproj b/fcs/FSharp.Compiler.Service/FSharp.Compiler.Service.fsproj
index dcdf91eef4a..68983105861 100644
--- a/fcs/FSharp.Compiler.Service/FSharp.Compiler.Service.fsproj
+++ b/fcs/FSharp.Compiler.Service/FSharp.Compiler.Service.fsproj
@@ -1,12 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <FSharpSourcesRoot>$(MSBuildProjectDirectory)\..\..\src</FSharpSourcesRoot>
-  </PropertyGroup>
-  <Import Project="..\fcs.props" />
   <Import Project="..\netfx.props" />
   <Import Project="..\..\src\buildtools\buildtools.targets" />
- <PropertyGroup>
-    <TargetFrameworks>net461;netstandard2.0</TargetFrameworks>
+  <PropertyGroup>
+    <TargetFrameworks>$(FcsTargetNetFxFramework);netstandard2.0</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <DefineConstants>$(DefineConstants);COMPILER_SERVICE_AS_DLL</DefineConstants>
     <DefineConstants>$(DefineConstants);COMPILER</DefineConstants>
@@ -638,7 +634,7 @@
     </Compile>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <PackageReference Include="System.Collections.Immutable" Version="1.5.0" />
     <PackageReference Include="System.Reflection.Metadata" Version="1.6.0" />
   </ItemGroup>
@@ -650,7 +646,7 @@
     <PackageReference Include="System.Runtime.Loader" Version="4.0.0" />
     <PackageReference Include="System.Security.Cryptography.Algorithms" Version="4.3.0" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
     <Reference Include="ISymWrapper, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />
diff --git a/fcs/README.md b/fcs/README.md
index ac97222a3c6..f0126f369c8 100644
--- a/fcs/README.md
+++ b/fcs/README.md
@@ -28,7 +28,7 @@ There are subtle differences between FSharp.Compiler.Service and FSharp.Compiler
 FCS uses its own version number sequence for assemblies and packages, approximately following SemVer rules.
 To update the version number a global replace through fcs\... is currently needed, e.g.
 
-   fcs.props
+   Directory.Build.props
    nuget/FSharp.Compiler.Service.nuspec
    nuget/FSharp.Compiler.Service.MSBuild.v12.nuspec
    nuget/FSharp.Compiler.Service.ProjectCracker.nuspec
diff --git a/fcs/fcs.props b/fcs/fcs.props
deleted file mode 100644
index 207d1f8085b..00000000000
--- a/fcs/fcs.props
+++ /dev/null
@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (c) Microsoft Corporation.  All Rights Reserved.  See License.txt in the project root for license information. -->
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-
-    <VersionPrefix>22.0.3</VersionPrefix>
-    <OtherFlags>--version:$(VersionPrefix)</OtherFlags>
-    <GenerateAssemblyVersionAttribute>false</GenerateAssemblyVersionAttribute>    
-    <!-- FSharp.Compiler.Tools is currently only used to get a working FSI.EXE to execute some scripts during the build -->
-    <!-- The LKG FSI.EXE requires MSBuild 15 to be installed, which is painful -->
-    <ToolsetFsiToolPath>$(FSharpSourcesRoot)\..\packages\FSharp.Compiler.Tools.4.1.27\tools</ToolsetFsiToolPath>
-    <ToolsetFsiToolExe>fsi.exe</ToolsetFsiToolExe>
-  </PropertyGroup>
-</Project>
\ No newline at end of file
diff --git a/fcs/samples/EditorService/EditorService.fsproj b/fcs/samples/EditorService/EditorService.fsproj
index 25795d9299c..d71d6dc2913 100644
--- a/fcs/samples/EditorService/EditorService.fsproj
+++ b/fcs/samples/EditorService/EditorService.fsproj
@@ -1,8 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <Import Project="..\..\fcs.props" />
   <Import Project="..\..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461;netcoreapp2.0</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework);netcoreapp2.0</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
@@ -12,11 +11,11 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <ProjectReference Include="..\..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
     <PackageReference Include="System.Reflection.Metadata" Version="1.6.0" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
   </ItemGroup>
diff --git a/fcs/samples/FscExe/FscExe.fsproj b/fcs/samples/FscExe/FscExe.fsproj
index a160f690d2f..97553e41249 100644
--- a/fcs/samples/FscExe/FscExe.fsproj
+++ b/fcs/samples/FscExe/FscExe.fsproj
@@ -1,8 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <Import Project="..\..\fcs.props" />
   <Import Project="..\..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
@@ -14,10 +13,10 @@
   </ItemGroup>
   <ItemGroup>
     <Reference Include="System.Runtime.Remoting" />
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <ProjectReference Include="..\..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
   </ItemGroup>
diff --git a/fcs/samples/FsiExe/FsiExe.fsproj b/fcs/samples/FsiExe/FsiExe.fsproj
index 4ce18ab142c..94a2534c0e2 100644
--- a/fcs/samples/FsiExe/FsiExe.fsproj
+++ b/fcs/samples/FsiExe/FsiExe.fsproj
@@ -1,8 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <Import Project="..\..\fcs.props" />
   <Import Project="..\..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
@@ -16,10 +15,10 @@
   <ItemGroup>
     <Reference Include="System.Runtime.Remoting" />
     <Reference Include="System.Windows.Forms" />
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <ProjectReference Include="..\..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
   </ItemGroup>
diff --git a/fcs/samples/InteractiveService/InteractiveService.fsproj b/fcs/samples/InteractiveService/InteractiveService.fsproj
index 75686578f21..bd834961496 100644
--- a/fcs/samples/InteractiveService/InteractiveService.fsproj
+++ b/fcs/samples/InteractiveService/InteractiveService.fsproj
@@ -1,8 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <Import Project="..\..\fcs.props" />
   <Import Project="..\..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
@@ -12,10 +11,10 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <ProjectReference Include="..\..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
   </ItemGroup>
diff --git a/fcs/samples/Tokenizer/Tokenizer.fsproj b/fcs/samples/Tokenizer/Tokenizer.fsproj
index 75686578f21..bd834961496 100644
--- a/fcs/samples/Tokenizer/Tokenizer.fsproj
+++ b/fcs/samples/Tokenizer/Tokenizer.fsproj
@@ -1,8 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <Import Project="..\..\fcs.props" />
   <Import Project="..\..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
@@ -12,10 +11,10 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <ProjectReference Include="..\..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
   </ItemGroup>
diff --git a/fcs/samples/UntypedTree/UntypedTree.fsproj b/fcs/samples/UntypedTree/UntypedTree.fsproj
index 75686578f21..bd834961496 100644
--- a/fcs/samples/UntypedTree/UntypedTree.fsproj
+++ b/fcs/samples/UntypedTree/UntypedTree.fsproj
@@ -1,8 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <Import Project="..\..\fcs.props" />
   <Import Project="..\..\netfx.props" />
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>$(FcsTargetNetFxFramework)</TargetFrameworks>
     <DisableImplicitFSharpCoreReference>true</DisableImplicitFSharpCoreReference>
     <OutputType>Exe</OutputType>
     <IsPackable>false</IsPackable>
@@ -12,10 +11,10 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="FSharp.Core" Version="4.6.2" />
+    <PackageReference Include="FSharp.Core" Version="$(FcsFSharpCorePkgVersion)" />
     <ProjectReference Include="..\..\FSharp.Compiler.Service\FSharp.Compiler.Service.fsproj" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)' == 'net461'">
+  <ItemGroup Condition="'$(TargetFramework)' == '$(FcsTargetNetFxFramework)'">
     <Reference Include="System.Runtime" />
     <Reference Include="System.IO" />
   </ItemGroup>