diff --git a/src/Build/Microsoft.Build.csproj b/src/Build/Microsoft.Build.csproj
index cd99bc84721..9ca480eceb8 100644
--- a/src/Build/Microsoft.Build.csproj
+++ b/src/Build/Microsoft.Build.csproj
@@ -4,8 +4,7 @@
   <Import Project="..\Shared\DebuggingSources.proj" />
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0</TargetFrameworks>
-    <TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(FullFrameworkTFM);net6.0</TargetFrameworks>
+    <TargetFrameworks>$(FullFrameworkTFM);net6.0</TargetFrameworks>
     <TargetFrameworks Condition="'$(MonoBuild)'=='true'">$(RuntimeOutputTargetFrameworks)</TargetFrameworks>
     <RootNamespace>Microsoft.Build</RootNamespace>
     <AssemblyName>Microsoft.Build</AssemblyName>
diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index a96fe427c62..6ff47771a4f 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -28,13 +28,12 @@
 
     <!-- Defaults for target frameworks and architecture -->
     <LibraryTargetFrameworks>$(FullFrameworkTFM);netstandard2.0</LibraryTargetFrameworks>
-    <LibraryTargetFrameworks Condition="'$(DotNetBuildFromSource)' == 'true'">netstandard2.0</LibraryTargetFrameworks>
     <LibraryTargetFrameworks Condition="'$(MonoBuild)'=='true'">$(FullFrameworkTFM)</LibraryTargetFrameworks>
     <PlatformTarget>AnyCPU</PlatformTarget>
 
     <!-- Target frameworks for Exe and unit test projects (ie projects with runtime output) -->
     <RuntimeOutputTargetFrameworks>net6.0</RuntimeOutputTargetFrameworks>
-    <RuntimeOutputTargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows')) and '$(DotNetBuildFromSource)' != 'true'">$(FullFrameworkTFM);$(RuntimeOutputTargetFrameworks)</RuntimeOutputTargetFrameworks>
+    <RuntimeOutputTargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(FullFrameworkTFM);$(RuntimeOutputTargetFrameworks)</RuntimeOutputTargetFrameworks>
     <RuntimeOutputTargetFrameworks Condition="'$(MonoBuild)' == 'true'">$(FullFrameworkTFM)</RuntimeOutputTargetFrameworks>
 
     <!-- Don't automatically append target framework to output path, since we want to put the Platform Target beforehand, if it's not AnyCPU -->