diff --git a/build/build.csx b/build/build.csx
index c3af7a8d..576aa403 100644
--- a/build/build.csx
+++ b/build/build.csx
@@ -1,4 +1,4 @@
-#load "nuget:Dotnet.Build, 0.16.1"
+#load "nuget:Dotnet.Build, 0.23.0"
 #load "nuget:github-changelog, 0.1.5"
 #load "nuget:dotnet-steps, 0.0.2"
 
diff --git a/omnisharp.json b/omnisharp.json
index 4993383a..75f99d44 100644
--- a/omnisharp.json
+++ b/omnisharp.json
@@ -9,6 +9,6 @@
   },
   "script": {
     "enableScriptNuGetReferences": true,
-    "defaultTargetFramework": "net6.0"
+    "defaultTargetFramework": "net8.0"
   }
 }
\ No newline at end of file
diff --git a/src/LightInject.Benchmarks/LightInject.Benchmarks.csproj b/src/LightInject.Benchmarks/LightInject.Benchmarks.csproj
index 856f0ccb..5640ca49 100644
--- a/src/LightInject.Benchmarks/LightInject.Benchmarks.csproj
+++ b/src/LightInject.Benchmarks/LightInject.Benchmarks.csproj
@@ -2,16 +2,16 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet" Version="0.13.5" />
-    <PackageReference Include="DryIoc" Version="5.4.0" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.14.0" />
+    <PackageReference Include="DryIoc" Version="5.4.3" />
     <PackageReference Include="Grace" Version="7.2.1" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
-    <PackageReference Include="SimpleInjector" Version="5.4.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
+    <PackageReference Include="SimpleInjector" Version="5.5.0" />
     <PackageReference Include="ImTools" Version="4.0.0" />
   </ItemGroup>
   <ItemGroup>
diff --git a/src/LightInject.Tests/LightInject.Tests.csproj b/src/LightInject.Tests/LightInject.Tests.csproj
index 2007d012..b761f1ba 100644
--- a/src/LightInject.Tests/LightInject.Tests.csproj
+++ b/src/LightInject.Tests/LightInject.Tests.csproj
@@ -17,23 +17,23 @@
     <DefineConstants>USE_ASSEMBLY_VERIFICATION;USE_ASYNCDISPOSABLE</DefineConstants>
   </PropertyGroup>
   <ItemGroup Condition=" '$(TestTargetFramework)' == 'net46' OR '$(TestTargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="8.0.0" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="coverlet.collector" Version="3.2.0">
+    <PackageReference Include="coverlet.collector" Version="6.0.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
     <PackageReference Include="LightMock" Version="2.0.1" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.5.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.11.0" />
     <PackageReference Include="System.Reflection.Emit" Version="4.7.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="System.Reflection.Emit.ILGeneration" Version="4.7.0" />
-    <PackageReference Include="xunit" Version="2.4.2" />
-    <PackageReference Include="xUnit.Analyzers" Version="1.1.0" />
+    <PackageReference Include="xunit" Version="2.9.2" />
+    <PackageReference Include="xUnit.Analyzers" Version="1.16.0" />
     <PackageReference Include="ILVerifier" Version="0.0.1" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Specification.Tests" Version="8.0.0-rc.1.23419.4" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Specification.Tests" Version="8.0.0" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
diff --git a/src/LightInject.Tests/MicrosoftTests.cs b/src/LightInject.Tests/MicrosoftTests.cs
index 08891849..90891683 100644
--- a/src/LightInject.Tests/MicrosoftTests.cs
+++ b/src/LightInject.Tests/MicrosoftTests.cs
@@ -762,7 +762,7 @@ public void NonexistentServiceCanBeIEnumerableResolved()
         Assert.Empty(services);
     }
 
-    public static TheoryData ServiceContainerPicksConstructorWithLongestMatchesData
+    public static TheoryData<IServiceRegistry,TypeWithSupersetConstructors> ServiceContainerPicksConstructorWithLongestMatchesData
     {
         get
         {
diff --git a/src/LightInject/LightInject.csproj b/src/LightInject/LightInject.csproj
index 7acd2816..f3f08569 100644
--- a/src/LightInject/LightInject.csproj
+++ b/src/LightInject/LightInject.csproj
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net8.0;netstandard2.0;netcoreapp3.1;net462</TargetFrameworks>
-    <Version>6.6.4</Version>
+    <TargetFrameworks>net8.0;netstandard2.0;net462</TargetFrameworks>
+    <Version>7.0.0</Version>
     <Authors>Bernhard Richter</Authors>
     <PackageProjectUrl>https://www.lightinject.net</PackageProjectUrl>
     <RepositoryType>git</RepositoryType>
@@ -45,7 +45,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1">
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>