diff --git a/CliFx.Analyzers.Tests/CliFx.Analyzers.Tests.csproj b/CliFx.Analyzers.Tests/CliFx.Analyzers.Tests.csproj
index ab2e041..5db76b0 100644
--- a/CliFx.Analyzers.Tests/CliFx.Analyzers.Tests.csproj
+++ b/CliFx.Analyzers.Tests/CliFx.Analyzers.Tests.csproj
@@ -13,11 +13,12 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Basic.Reference.Assemblies" Version="1.1.2" />
     <PackageReference Include="GitHubActionsTestLogger" Version="1.2.0" />
     <PackageReference Include="FluentAssertions" Version="5.10.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.4.0" />
-    <PackageReference Include="xunit" Version="2.4.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.9.0" />
+    <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" PrivateAssets="all" />
     <PackageReference Include="coverlet.msbuild" Version="3.0.3" PrivateAssets="all" />
   </ItemGroup>
diff --git a/CliFx.Analyzers.Tests/Utils/AnalyzerAssertions.cs b/CliFx.Analyzers.Tests/Utils/AnalyzerAssertions.cs
index 7c34d6e..c9e3375 100644
--- a/CliFx.Analyzers.Tests/Utils/AnalyzerAssertions.cs
+++ b/CliFx.Analyzers.Tests/Utils/AnalyzerAssertions.cs
@@ -2,8 +2,8 @@
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
-using System.Reflection;
 using System.Text;
+using Basic.Reference.Assemblies;
 using FluentAssertions.Execution;
 using FluentAssertions.Primitives;
 using Microsoft.CodeAnalysis;
@@ -58,14 +58,8 @@ namespace CliFx.Analyzers.Tests.Utils
             var compilation = CSharpCompilation.Create(
                 "CliFxTests_DynamicAssembly_" + Guid.NewGuid(),
                 new[] {ast},
-                new[]
-                {
-                    MetadataReference.CreateFromFile(Assembly.Load("netstandard").Location),
-                    MetadataReference.CreateFromFile(Assembly.Load("System.Runtime").Location),
-                    MetadataReference.CreateFromFile(typeof(object).Assembly.Location),
-                    MetadataReference.CreateFromFile(typeof(Console).Assembly.Location),
-                    MetadataReference.CreateFromFile(typeof(ICommand).Assembly.Location)
-                },
+                ReferenceAssemblies.Net50
+                    .Append(MetadataReference.CreateFromFile(typeof(ICommand).Assembly.Location)),
                 // DLL to avoid having to define the Main() method
                 new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary)
             );
diff --git a/CliFx.Tests/CliFx.Tests.csproj b/CliFx.Tests/CliFx.Tests.csproj
index b1618d3..1145f89 100644
--- a/CliFx.Tests/CliFx.Tests.csproj
+++ b/CliFx.Tests/CliFx.Tests.csproj
@@ -13,10 +13,11 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Basic.Reference.Assemblies" Version="1.1.2" />
     <PackageReference Include="CliWrap" Version="3.3.2" />
     <PackageReference Include="FluentAssertions" Version="5.10.3" />
     <PackageReference Include="GitHubActionsTestLogger" Version="1.2.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.4.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.9.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" PrivateAssets="all" />
diff --git a/CliFx.Tests/Utils/DynamicCommandBuilder.cs b/CliFx.Tests/Utils/DynamicCommandBuilder.cs
index c7a78fb..391d64c 100644
--- a/CliFx.Tests/Utils/DynamicCommandBuilder.cs
+++ b/CliFx.Tests/Utils/DynamicCommandBuilder.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using System.Reflection;
+using Basic.Reference.Assemblies;
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.CSharp;
 using Microsoft.CodeAnalysis.Text;
@@ -60,16 +61,9 @@ namespace CliFx.Tests.Utils
             var compilation = CSharpCompilation.Create(
                 "CliFxTests_DynamicAssembly_" + Guid.NewGuid(),
                 new[] {ast},
-                new[]
-                {
-                    MetadataReference.CreateFromFile(Assembly.Load("netstandard").Location),
-                    MetadataReference.CreateFromFile(Assembly.Load("System.Runtime").Location),
-                    MetadataReference.CreateFromFile(typeof(object).Assembly.Location),
-                    MetadataReference.CreateFromFile(typeof(Console).Assembly.Location),
-                    MetadataReference.CreateFromFile(typeof(Enumerable).Assembly.Location),
-                    MetadataReference.CreateFromFile(typeof(DynamicCommandBuilder).Assembly.Location),
-                    MetadataReference.CreateFromFile(typeof(ICommand).Assembly.Location)
-                },
+                ReferenceAssemblies.Net50
+                    .Append(MetadataReference.CreateFromFile(typeof(ICommand).Assembly.Location))
+                    .Append(MetadataReference.CreateFromFile(typeof(DynamicCommandBuilder).Assembly.Location)),
                 // DLL to avoid having to define the Main() method
                 new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary)
             );