diff --git a/build/build.fs b/build/build.fs
index e7c4b15f..dd134454 100644
--- a/build/build.fs
+++ b/build/build.fs
@@ -59,13 +59,13 @@ let initTargets() =
         let csproj = """
             <Project Sdk="Microsoft.NET.Sdk">
             <PropertyGroup>
-                <TargetFrameworks>net6.0;net462</TargetFrameworks>
+                <TargetFrameworks>net8.0;net462</TargetFrameworks>
                 <LangVersion>latest</LangVersion>
             </PropertyGroup>
             <ItemGroup>
-                <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+                <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
                 <PackageReference Include="NUnit" Version="3.14.0" />
-                <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+                <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
             </ItemGroup>
             <ItemGroup>
                 <ProjectReference Include="..\..\..\src\NSubstitute\NSubstitute.csproj" />
@@ -132,4 +132,4 @@ let main argv =
     |> Context.setExecutionContext
     initTargets()
     Target.runOrDefaultWithArguments "TestCodeFromDocs"
-    0 
\ No newline at end of file
+    0 
diff --git a/build/build.fsproj b/build/build.fsproj
index f46710b0..cb084709 100644
--- a/build/build.fsproj
+++ b/build/build.fsproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net9.0</TargetFramework>
diff --git a/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj b/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj
index 83d6ee65..143256ea 100644
--- a/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj
+++ b/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj
@@ -1,11 +1,11 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFrameworks>net9.0;net8.0;net462</TargetFrameworks>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="NUnit" Version="4.2.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />