Scribe_Collections generic foreign assembly bug

namespace Test
{
    public class TestComponent : GameComponent
    {
        private List<IExposable> _exposables;

        public TestComponent(Game _)
        { }

        public override void StartedNewGame()
        {
            _exposables = new List<IExposable>
            {
                new TestGeneric<ClassFromOtherAssembly>()
            };
        }

        public override void ExposeData()
        {
            Scribe_Collections.Look(ref _exposables, "exposables", LookMode.Deep);
        }
    }

    public class TestGeneric<TTest> : IExposable
    {
        public void ExposeData()
        { }
    }
}