diff --git a/benchmarks/Microsoft.AspNetCore.Razor.Performance/Microsoft.AspNetCore.Razor.Performance.csproj b/benchmarks/Microsoft.AspNetCore.Razor.Performance/Microsoft.AspNetCore.Razor.Performance.csproj
index 790364d92e..60fc7c6b47 100644
--- a/benchmarks/Microsoft.AspNetCore.Razor.Performance/Microsoft.AspNetCore.Razor.Performance.csproj
+++ b/benchmarks/Microsoft.AspNetCore.Razor.Performance/Microsoft.AspNetCore.Razor.Performance.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
     <OutputType>Exe</OutputType>
     <ServerGarbageCollection>true</ServerGarbageCollection>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
diff --git a/test/Directory.Build.props b/test/Directory.Build.props
index 48d90ce756..8ad3d56d0e 100644
--- a/test/Directory.Build.props
+++ b/test/Directory.Build.props
@@ -4,7 +4,7 @@
   <PropertyGroup>
     <DeveloperBuildTestTfms>netcoreapp2.1</DeveloperBuildTestTfms>
     <StandardTestTfms>$(DeveloperBuildTestTfms)</StandardTestTfms>
-    <StandardTestTfms Condition=" '$(DeveloperBuild)' != 'true' ">$(StandardTestTfms);netcoreapp2.0</StandardTestTfms>
+    <StandardTestTfms Condition=" '$(DeveloperBuild)' != 'true' ">$(StandardTestTfms)</StandardTestTfms>
     <StandardTestTfms Condition=" '$(DeveloperBuild)' != 'true' AND '$(OS)' == 'Windows_NT' ">net461;$(StandardTestTfms)</StandardTestTfms>
   </PropertyGroup>
 </Project>
diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/Microsoft.AspNetCore.Razor.Language.Test.csproj b/test/Microsoft.AspNetCore.Razor.Language.Test/Microsoft.AspNetCore.Razor.Language.Test.csproj
index 8f15748273..68d1243acf 100644
--- a/test/Microsoft.AspNetCore.Razor.Language.Test/Microsoft.AspNetCore.Razor.Language.Test.csproj
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/Microsoft.AspNetCore.Razor.Language.Test.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFrameworks>$(DeveloperBuildTestTfms)</TargetFrameworks>
-    <TargetFrameworks Condition=" '$(DeveloperBuild)' != 'true' ">$(TargetFrameworks);netcoreapp2.0</TargetFrameworks>
+    <TargetFrameworks Condition=" '$(DeveloperBuild)' != 'true' ">$(TargetFrameworks)</TargetFrameworks>
     <TargetFrameworks Condition=" '$(DeveloperBuild)' != 'true' AND '$(OS)' == 'Windows_NT' ">$(TargetFrameworks);net46</TargetFrameworks>
     <DefaultItemExcludes>$(DefaultItemExcludes);TestFiles\**\*</DefaultItemExcludes>
     <DefineConstants Condition="'$(GenerateBaselines)'=='true'">$(DefineConstants);GENERATE_BASELINES</DefineConstants>
diff --git a/test/Microsoft.AspNetCore.Razor.Tools.Test/Microsoft.AspNetCore.Razor.Tools.Test.csproj b/test/Microsoft.AspNetCore.Razor.Tools.Test/Microsoft.AspNetCore.Razor.Tools.Test.csproj
index df0bf3822a..cef7bd4594 100644
--- a/test/Microsoft.AspNetCore.Razor.Tools.Test/Microsoft.AspNetCore.Razor.Tools.Test.csproj
+++ b/test/Microsoft.AspNetCore.Razor.Tools.Test/Microsoft.AspNetCore.Razor.Tools.Test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
@@ -10,17 +10,11 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.Testing" Version="$(MicrosoftAspNetCoreTestingPackageVersion)" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="$(MicrosoftNETTestSdkPackageVersion)" />
     <PackageReference Include="Moq" Version="$(MoqPackageVersion)" />
     <PackageReference Include="xunit" Version="$(XunitPackageVersion)" />
     <PackageReference Include="xunit.runner.visualstudio" Version="$(XunitRunnerVisualStudioPackageVersion)" />
-    <PackageReference Include="Microsoft.AspNetCore.Testing" Version="$(MicrosoftAspNetCoreTestingPackageVersion)" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <Reference Include="System">
-      <HintPath>System</HintPath>
-    </Reference>
   </ItemGroup>
 
 </Project>