diff --git a/src/Tools/src/ConfigurationSchemaGenerator/ConfigurationSchemaGenerator.csproj b/src/Tools/src/ConfigurationSchemaGenerator/ConfigurationSchemaGenerator.csproj
index dbd114f344..e30fa5b9e0 100644
--- a/src/Tools/src/ConfigurationSchemaGenerator/ConfigurationSchemaGenerator.csproj
+++ b/src/Tools/src/ConfigurationSchemaGenerator/ConfigurationSchemaGenerator.csproj
@@ -1,6 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <!-- Targeting .NET 8 to workaround bug https://github.com/dotnet/runtime/issues/108790 -->
+    <TargetFramework>net8.0</TargetFramework>
     <IsPackable>false</IsPackable>
     <OutputType>Exe</OutputType>
     <ImplicitUsings>enable</ImplicitUsings>
diff --git a/src/Tools/test/ConfigurationSchemaGenerator.Tests/ConfigurationSchemaGenerator.Tests.csproj b/src/Tools/test/ConfigurationSchemaGenerator.Tests/ConfigurationSchemaGenerator.Tests.csproj
index 34c6c9fc2d..eb334447f4 100644
--- a/src/Tools/test/ConfigurationSchemaGenerator.Tests/ConfigurationSchemaGenerator.Tests.csproj
+++ b/src/Tools/test/ConfigurationSchemaGenerator.Tests/ConfigurationSchemaGenerator.Tests.csproj
@@ -1,6 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <!-- Targeting .NET 8 to workaround bug https://github.com/dotnet/runtime/issues/108790 -->
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <PreserveCompilationContext>true</PreserveCompilationContext>
@@ -24,7 +25,7 @@
 
   <ItemGroup>
     <PackageReference Include="coverlet.collector" Version="$(CoverletVersion)" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="$(FoundationalVersion)" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.*" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="$(TestSdkVersion)" />
     <PackageReference Include="Newtonsoft.Json" Version="$(NewtonsoftJsonVersion)" />
     <PackageReference Include="xunit" Version="$(XunitVersion)" />