diff --git a/Tests/Cosmos.TestRunner.Core/DefaultEngineConfiguration.cs b/Tests/Cosmos.TestRunner.Core/DefaultEngineConfiguration.cs
index 5aca1e30d..9970f0619 100644
--- a/Tests/Cosmos.TestRunner.Core/DefaultEngineConfiguration.cs
+++ b/Tests/Cosmos.TestRunner.Core/DefaultEngineConfiguration.cs
@@ -1,8 +1,7 @@
-using System;
+using Cosmos.Build.Common;
+using System;
 using System.Reflection;
 
-using Cosmos.Build.Common;
-
 namespace Cosmos.TestRunner.Core
 {
     public static class DefaultEngineConfiguration
@@ -42,6 +41,7 @@ namespace Cosmos.TestRunner.Core
                 engine.AddKernel(xType.GetTypeInfo().Assembly.Location);
             }
 
+            //engine.AddKernel(typeof(Cosmos.Compiler.Tests.TypeSystem.Kernel).Assembly.Location);
             //engine.AddKernel(typeof(VGACompilerCrash.Kernel).Assembly.Location);
             //engine.AddKernel(typeof(Cosmos.Compiler.Tests.Bcl.Kernel).Assembly.Location);
             //engine.AddKernel(typeof(Cosmos.Compiler.Tests.SingleEchoTest.Kernel).Assembly.Location);
diff --git a/Tests/Cosmos.TestRunner.Core/TestKernelSets.cs b/Tests/Cosmos.TestRunner.Core/TestKernelSets.cs
index 9b1aa0a8c..6bf3fbfb8 100644
--- a/Tests/Cosmos.TestRunner.Core/TestKernelSets.cs
+++ b/Tests/Cosmos.TestRunner.Core/TestKernelSets.cs
@@ -16,6 +16,7 @@ namespace Cosmos.TestRunner.Core
         public static IEnumerable<Type> GetStableKernelTypes()
         {
             //yield return typeof(BoxingTests.Kernel);
+            yield return typeof(Cosmos.Compiler.Tests.TypeSystem.Kernel);
             yield return typeof(Cosmos.Compiler.Tests.Bcl.Kernel);
             //yield return typeof(Cosmos.Compiler.Tests.Encryption.Kernel);
             yield return typeof(Cosmos.Compiler.Tests.Exceptions.Kernel);