diff --git a/build/dependencies.props b/build/dependencies.props
index 6b98644d..cf7cadb1 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -21,6 +21,7 @@
     <MicrosoftExtensionsWebEncodersPackageVersion>3.0.0-alpha1-10717</MicrosoftExtensionsWebEncodersPackageVersion>
     <MicrosoftNETCoreApp21PackageVersion>2.1.3</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETCoreApp30PackageVersion>3.0.0-preview1-26907-05</MicrosoftNETCoreApp30PackageVersion>
+    <MicrosoftNETFrameworkReferenceAssemblies>1.0.0-alpha-004</MicrosoftNETFrameworkReferenceAssemblies>
     <MicrosoftNETTestSdkPackageVersion>15.6.1</MicrosoftNETTestSdkPackageVersion>
     <MicrosoftVisualStudioComponentModelHostPackageVersion>15.8.525</MicrosoftVisualStudioComponentModelHostPackageVersion>
     <MicrosoftVisualStudioImageCatalogPackageVersion>15.8.28010</MicrosoftVisualStudioImageCatalogPackageVersion>
diff --git a/build/sources.props b/build/sources.props
index b6c5726c..2bd61d35 100644
--- a/build/sources.props
+++ b/build/sources.props
@@ -10,6 +10,7 @@
       https://dotnet.myget.org/F/aspnetcore-tools/api/v3/index.json;
       https://dotnet.myget.org/F/msbuild/api/v3/index.json;
       https://dotnet.myget.org/F/roslyn/api/v3/index.json;
+      https://dotnet.myget.org/F/roslyn-tools/api/v3/index.json;
       https://vside.myget.org/F/vssdk/api/v3/index.json;
       https://vside.myget.org/F/vsmac/api/v3/index.json;
       https://vside.myget.org/F/devcore/api/v3/index.json;
diff --git a/src/Microsoft.CodeAnalysis.Remote.Razor/Microsoft.CodeAnalysis.Remote.Razor.csproj b/src/Microsoft.CodeAnalysis.Remote.Razor/Microsoft.CodeAnalysis.Remote.Razor.csproj
index 369dd820..74ac5b35 100644
--- a/src/Microsoft.CodeAnalysis.Remote.Razor/Microsoft.CodeAnalysis.Remote.Razor.csproj
+++ b/src/Microsoft.CodeAnalysis.Remote.Razor/Microsoft.CodeAnalysis.Remote.Razor.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <Description>Razor is a markup syntax for adding server-side logic to web pages. This package contains the Razor design-time infrastructure.</Description>
-    <TargetFrameworks>net46</TargetFrameworks>
+    <TargetFrameworks>net472</TargetFrameworks>
     <EnableApiCheck>false</EnableApiCheck>
   </PropertyGroup>
 
@@ -25,4 +25,8 @@
     <PackageReference Include="StreamJsonRpc" Version="$(StreamJsonRpcPackageVersion)" />
   </ItemGroup>
 
+  <ItemGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework' ">
+    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="$(MicrosoftNETFrameworkReferenceAssemblies)" PrivateAssets="All" />
+  </ItemGroup>
+
 </Project>
diff --git a/src/Microsoft.VisualStudio.LanguageServices.Razor/Microsoft.VisualStudio.LanguageServices.Razor.csproj b/src/Microsoft.VisualStudio.LanguageServices.Razor/Microsoft.VisualStudio.LanguageServices.Razor.csproj
index 15e40851..310b1730 100644
--- a/src/Microsoft.VisualStudio.LanguageServices.Razor/Microsoft.VisualStudio.LanguageServices.Razor.csproj
+++ b/src/Microsoft.VisualStudio.LanguageServices.Razor/Microsoft.VisualStudio.LanguageServices.Razor.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net46</TargetFrameworks>
+    <TargetFrameworks>net472</TargetFrameworks>
     <Description>Razor is a markup syntax for adding server-side logic to web pages. This package contains the Razor design-time infrastructure for Visual Studio.</Description>
     <EnableApiCheck>false</EnableApiCheck>
     <RulesDirectory>..\Microsoft.NET.Sdk.Razor\build\netstandard2.0\Rules\</RulesDirectory>
@@ -41,6 +41,10 @@
     <PackageReference Include="StreamJsonRpc" Version="$(StreamJsonRpcPackageVersion)" />
   </ItemGroup>
 
+  <ItemGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework' ">
+    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="$(MicrosoftNETFrameworkReferenceAssemblies)" PrivateAssets="All" />
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\..\src\Microsoft.VisualStudio.Editor.Razor\Microsoft.VisualStudio.Editor.Razor.csproj" />
   </ItemGroup>
diff --git a/test/Microsoft.VisualStudio.LanguageServices.Razor.Test/Microsoft.VisualStudio.LanguageServices.Razor.Test.csproj b/test/Microsoft.VisualStudio.LanguageServices.Razor.Test/Microsoft.VisualStudio.LanguageServices.Razor.Test.csproj
index b8bb37f5..e8f261ba 100644
--- a/test/Microsoft.VisualStudio.LanguageServices.Razor.Test/Microsoft.VisualStudio.LanguageServices.Razor.Test.csproj
+++ b/test/Microsoft.VisualStudio.LanguageServices.Razor.Test/Microsoft.VisualStudio.LanguageServices.Razor.Test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net461</TargetFramework>
+    <TargetFramework>net472</TargetFramework>
     <PreserveCompilationContext>true</PreserveCompilationContext>
 
     <!-- The binding redirects are needed due to a conflict between the test host and Roslyn regarding System.Collections.Immutable -->
@@ -52,4 +52,8 @@
     <PackageReference Include="xunit" Version="$(XunitPackageVersion)" />
   </ItemGroup>
 
+  <ItemGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework' ">
+    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="$(MicrosoftNETFrameworkReferenceAssemblies)" PrivateAssets="All" />
+  </ItemGroup>
+
 </Project>
diff --git a/tooling/Microsoft.VisualStudio.RazorExtension/Microsoft.VisualStudio.RazorExtension.csproj b/tooling/Microsoft.VisualStudio.RazorExtension/Microsoft.VisualStudio.RazorExtension.csproj
index 8f443752..41e756a7 100644
--- a/tooling/Microsoft.VisualStudio.RazorExtension/Microsoft.VisualStudio.RazorExtension.csproj
+++ b/tooling/Microsoft.VisualStudio.RazorExtension/Microsoft.VisualStudio.RazorExtension.csproj
@@ -41,7 +41,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>Microsoft.VisualStudio.RazorExtension</RootNamespace>
     <AssemblyName>Microsoft.VisualStudio.RazorExtension</AssemblyName>
-    <TargetFrameworkVersion>v4.6</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
     <GeneratePkgDefFile>true</GeneratePkgDefFile>
     <IncludeAssemblyInVSIXContainer>true</IncludeAssemblyInVSIXContainer>
     <IncludeDebugSymbolsInVSIXContainer>false</IncludeDebugSymbolsInVSIXContainer>
@@ -272,15 +272,15 @@
     </VSIXSourceItem>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <VSIXSourceItem Include="..\..\src\Microsoft.CodeAnalysis.Remote.Razor\bin\$(Configuration)\net46\Microsoft.CodeAnalysis.Remote.Razor.dll" />
+    <VSIXSourceItem Include="..\..\src\Microsoft.CodeAnalysis.Remote.Razor\bin\$(Configuration)\net472\Microsoft.CodeAnalysis.Remote.Razor.dll" />
     <VSIXSourceItem Include="..\..\src\Microsoft.AspNetCore.Mvc.Razor.Extensions\bin\$(Configuration)\net46\Microsoft.AspNetCore.Mvc.Razor.Extensions.dll" />
     <VSIXSourceItem Include="..\..\src\Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X\bin\$(Configuration)\net46\Microsoft.AspNetCore.Mvc.Razor.Extensions.Version1_X.dll" />
     <VSIXSourceItem Include="..\..\src\Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X\bin\$(Configuration)\net46\Microsoft.AspNetCore.Mvc.Razor.Extensions.Version2_X.dll" />
-    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net46\Microsoft.AspNetCore.Razor.Language.dll" />
-    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net46\Microsoft.CodeAnalysis.Razor.dll" />
-    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net46\Microsoft.CodeAnalysis.Razor.Workspaces.dll" />
-    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net46\Microsoft.VisualStudio.Editor.Razor.dll" />
-    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net46\Microsoft.VisualStudio.LanguageServices.Razor.dll" />
+    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net472\Microsoft.AspNetCore.Razor.Language.dll" />
+    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net472\Microsoft.CodeAnalysis.Razor.dll" />
+    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net472\Microsoft.CodeAnalysis.Razor.Workspaces.dll" />
+    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net472\Microsoft.VisualStudio.Editor.Razor.dll" />
+    <VSIXSourceItem Include="..\..\src\Microsoft.VisualStudio.LanguageServices.Razor\bin\$(Configuration)\net472\Microsoft.VisualStudio.LanguageServices.Razor.dll" />
     <Content Include="@(VSIXSourceItem)">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>