diff --git a/src/AppGet.Manifest.Tests/AppGet.Manifest.Tests.csproj b/src/AppGet.Manifest.Tests/AppGet.Manifest.Tests.csproj
index aa21b0c9..33fddae3 100644
--- a/src/AppGet.Manifest.Tests/AppGet.Manifest.Tests.csproj
+++ b/src/AppGet.Manifest.Tests/AppGet.Manifest.Tests.csproj
@@ -1,15 +1,14 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.2</TargetFramework>
+    <TargetFrameworks>netcoreapp2.2;net461</TargetFrameworks>
     <IsPackable>false</IsPackable>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
   </PropertyGroup>
-
   <ItemGroup>
-    <PackageReference Include="FluentAssertions" Version="5.6.0" />
+    <PackageReference Include="FluentAssertions" Version="5.7.0" />
     <PackageReference Include="nunit" Version="3.12.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="3.11.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.13.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.1.1" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\AppGet.Manifest\AppGet.Manifest.csproj" />
diff --git a/src/AppGet.Manifest/AppGet.Manifest.csproj b/src/AppGet.Manifest/AppGet.Manifest.csproj
index 0fa67896..53abb032 100644
--- a/src/AppGet.Manifest/AppGet.Manifest.csproj
+++ b/src/AppGet.Manifest/AppGet.Manifest.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2</TargetFrameworks>
+    <TargetFrameworks>netstandard2;net461</TargetFrameworks>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <Platforms>AnyCPU;x86</Platforms>
   </PropertyGroup>