diff --git a/src/SourceBuild/content/repo-projects/arcade.proj b/src/SourceBuild/content/repo-projects/arcade.proj
index 2f4df5612..1d22ddd47 100644
--- a/src/SourceBuild/content/repo-projects/arcade.proj
+++ b/src/SourceBuild/content/repo-projects/arcade.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!-- Use a prebuilt Arcade to build Arcade -->
diff --git a/src/SourceBuild/content/repo-projects/aspire.proj b/src/SourceBuild/content/repo-projects/aspire.proj
index b60a2ed77..e7a7534b1 100644
--- a/src/SourceBuild/content/repo-projects/aspire.proj
+++ b/src/SourceBuild/content/repo-projects/aspire.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <ItemGroup>
     <RepositoryReference Include="arcade" />
diff --git a/src/SourceBuild/content/repo-projects/aspnetcore.proj b/src/SourceBuild/content/repo-projects/aspnetcore.proj
index 3b1fa6180..f6d9f7bd5 100644
--- a/src/SourceBuild/content/repo-projects/aspnetcore.proj
+++ b/src/SourceBuild/content/repo-projects/aspnetcore.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!-- AspNetCore doesn't have a root build script but one under the eng folder. -->
diff --git a/src/SourceBuild/content/repo-projects/cecil.proj b/src/SourceBuild/content/repo-projects/cecil.proj
index 9cb33b7c4..9deac728b 100644
--- a/src/SourceBuild/content/repo-projects/cecil.proj
+++ b/src/SourceBuild/content/repo-projects/cecil.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <ItemGroup>
     <RepositoryReference Include="arcade" />
diff --git a/src/SourceBuild/content/repo-projects/command-line-api.proj b/src/SourceBuild/content/repo-projects/command-line-api.proj
index 28ba676c0..6526536ab 100644
--- a/src/SourceBuild/content/repo-projects/command-line-api.proj
+++ b/src/SourceBuild/content/repo-projects/command-line-api.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/deployment-tools.proj b/src/SourceBuild/content/repo-projects/deployment-tools.proj
index 7fd4eb25f..c0c4fc56e 100644
--- a/src/SourceBuild/content/repo-projects/deployment-tools.proj
+++ b/src/SourceBuild/content/repo-projects/deployment-tools.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <ItemGroup>
     <RepositoryReference Include="arcade" />
diff --git a/src/SourceBuild/content/repo-projects/diagnostics.proj b/src/SourceBuild/content/repo-projects/diagnostics.proj
index 9cb33b7c4..9deac728b 100644
--- a/src/SourceBuild/content/repo-projects/diagnostics.proj
+++ b/src/SourceBuild/content/repo-projects/diagnostics.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <ItemGroup>
     <RepositoryReference Include="arcade" />
diff --git a/src/SourceBuild/content/repo-projects/dotnet.proj b/src/SourceBuild/content/repo-projects/dotnet.proj
index f09de2ca8..25d66b251 100644
--- a/src/SourceBuild/content/repo-projects/dotnet.proj
+++ b/src/SourceBuild/content/repo-projects/dotnet.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!-- This is a wrapper project that doesn't build anything. -->
diff --git a/src/SourceBuild/content/repo-projects/emsdk.proj b/src/SourceBuild/content/repo-projects/emsdk.proj
index 3d7eb97b2..284971d4c 100644
--- a/src/SourceBuild/content/repo-projects/emsdk.proj
+++ b/src/SourceBuild/content/repo-projects/emsdk.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!-- Use the repo root build script -->
diff --git a/src/SourceBuild/content/repo-projects/fsharp.proj b/src/SourceBuild/content/repo-projects/fsharp.proj
index c84b39a8e..049ce263c 100644
--- a/src/SourceBuild/content/repo-projects/fsharp.proj
+++ b/src/SourceBuild/content/repo-projects/fsharp.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/installer.proj b/src/SourceBuild/content/repo-projects/installer.proj
index e798bbff2..55a15d437 100644
--- a/src/SourceBuild/content/repo-projects/installer.proj
+++ b/src/SourceBuild/content/repo-projects/installer.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!-- Need to set to false to calculate RepositoryCommit. -->
diff --git a/src/SourceBuild/content/repo-projects/msbuild.proj b/src/SourceBuild/content/repo-projects/msbuild.proj
index 23d67a73c..e50e9d761 100644
--- a/src/SourceBuild/content/repo-projects/msbuild.proj
+++ b/src/SourceBuild/content/repo-projects/msbuild.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/nuget-client.proj b/src/SourceBuild/content/repo-projects/nuget-client.proj
index 05e5cd5dc..2676fa676 100644
--- a/src/SourceBuild/content/repo-projects/nuget-client.proj
+++ b/src/SourceBuild/content/repo-projects/nuget-client.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <NuGetKeyFilePath>$(KeysDir)NuGet.Client.snk</NuGetKeyFilePath>
diff --git a/src/SourceBuild/content/repo-projects/razor.proj b/src/SourceBuild/content/repo-projects/razor.proj
index 100c56a75..cdd00ec7c 100644
--- a/src/SourceBuild/content/repo-projects/razor.proj
+++ b/src/SourceBuild/content/repo-projects/razor.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!-- The toolset compiler doesn't get killed with 'build-server shutdown'.
diff --git a/src/SourceBuild/content/repo-projects/roslyn-analyzers.proj b/src/SourceBuild/content/repo-projects/roslyn-analyzers.proj
index eee275a05..57c6b4a5c 100644
--- a/src/SourceBuild/content/repo-projects/roslyn-analyzers.proj
+++ b/src/SourceBuild/content/repo-projects/roslyn-analyzers.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/roslyn.proj b/src/SourceBuild/content/repo-projects/roslyn.proj
index d53a60981..88d74f0a9 100644
--- a/src/SourceBuild/content/repo-projects/roslyn.proj
+++ b/src/SourceBuild/content/repo-projects/roslyn.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/runtime.proj b/src/SourceBuild/content/repo-projects/runtime.proj
index 3dcaa1eb5..318fe6ad0 100644
--- a/src/SourceBuild/content/repo-projects/runtime.proj
+++ b/src/SourceBuild/content/repo-projects/runtime.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/scenario-tests.proj b/src/SourceBuild/content/repo-projects/scenario-tests.proj
index 6d9422b61..600ff4f60 100644
--- a/src/SourceBuild/content/repo-projects/scenario-tests.proj
+++ b/src/SourceBuild/content/repo-projects/scenario-tests.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <ItemGroup>
     <RepositoryReference Include="arcade" />
diff --git a/src/SourceBuild/content/repo-projects/sdk.proj b/src/SourceBuild/content/repo-projects/sdk.proj
index 57112378f..f6579a28b 100644
--- a/src/SourceBuild/content/repo-projects/sdk.proj
+++ b/src/SourceBuild/content/repo-projects/sdk.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/source-build-externals.proj b/src/SourceBuild/content/repo-projects/source-build-externals.proj
index c86415ade..023a6739c 100644
--- a/src/SourceBuild/content/repo-projects/source-build-externals.proj
+++ b/src/SourceBuild/content/repo-projects/source-build-externals.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!--
diff --git a/src/SourceBuild/content/repo-projects/source-build-reference-packages.proj b/src/SourceBuild/content/repo-projects/source-build-reference-packages.proj
index b3ff92f47..87f39652c 100644
--- a/src/SourceBuild/content/repo-projects/source-build-reference-packages.proj
+++ b/src/SourceBuild/content/repo-projects/source-build-reference-packages.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <!-- All packages built in SBRP repo are copied to prereqs/package/reference.
diff --git a/src/SourceBuild/content/repo-projects/sourcelink.proj b/src/SourceBuild/content/repo-projects/sourcelink.proj
index 3f0451a38..6e6127664 100644
--- a/src/SourceBuild/content/repo-projects/sourcelink.proj
+++ b/src/SourceBuild/content/repo-projects/sourcelink.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/symreader.proj b/src/SourceBuild/content/repo-projects/symreader.proj
index 9cb33b7c4..9deac728b 100644
--- a/src/SourceBuild/content/repo-projects/symreader.proj
+++ b/src/SourceBuild/content/repo-projects/symreader.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <ItemGroup>
     <RepositoryReference Include="arcade" />
diff --git a/src/SourceBuild/content/repo-projects/templating.proj b/src/SourceBuild/content/repo-projects/templating.proj
index 9677f1100..82538bf0d 100644
--- a/src/SourceBuild/content/repo-projects/templating.proj
+++ b/src/SourceBuild/content/repo-projects/templating.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/test-templates.proj b/src/SourceBuild/content/repo-projects/test-templates.proj
index 3013d77fd..64bf44782 100644
--- a/src/SourceBuild/content/repo-projects/test-templates.proj
+++ b/src/SourceBuild/content/repo-projects/test-templates.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/vstest.proj b/src/SourceBuild/content/repo-projects/vstest.proj
index 327d8aea1..856aa8e46 100644
--- a/src/SourceBuild/content/repo-projects/vstest.proj
+++ b/src/SourceBuild/content/repo-projects/vstest.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <DeterministicBuildOptOut>true</DeterministicBuildOptOut>
diff --git a/src/SourceBuild/content/repo-projects/windowsdesktop.proj b/src/SourceBuild/content/repo-projects/windowsdesktop.proj
index 11149655c..a848cfa7a 100644
--- a/src/SourceBuild/content/repo-projects/windowsdesktop.proj
+++ b/src/SourceBuild/content/repo-projects/windowsdesktop.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/winforms.proj b/src/SourceBuild/content/repo-projects/winforms.proj
index 489f0055d..9981d3347 100644
--- a/src/SourceBuild/content/repo-projects/winforms.proj
+++ b/src/SourceBuild/content/repo-projects/winforms.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/wpf.proj b/src/SourceBuild/content/repo-projects/wpf.proj
index 5f01dc057..8e8cca9ce 100644
--- a/src/SourceBuild/content/repo-projects/wpf.proj
+++ b/src/SourceBuild/content/repo-projects/wpf.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>
diff --git a/src/SourceBuild/content/repo-projects/xdt.proj b/src/SourceBuild/content/repo-projects/xdt.proj
index d9fcff9d4..6083e10b0 100644
--- a/src/SourceBuild/content/repo-projects/xdt.proj
+++ b/src/SourceBuild/content/repo-projects/xdt.proj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.Build.NoTargets">
 
   <PropertyGroup>
     <LogVerbosityOptOut>true</LogVerbosityOptOut>