diff --git a/test/DivertR.UnitTests/ByRefInTests.cs b/test/DivertR.UnitTests/ByRefInTests.cs
index eb0099c9..dd4d1030 100644
--- a/test/DivertR.UnitTests/ByRefInTests.cs
+++ b/test/DivertR.UnitTests/ByRefInTests.cs
@@ -1,5 +1,4 @@
-using DivertR.DynamicProxy;
-using DivertR.UnitTests.Model;
+using DivertR.UnitTests.Model;
 using Shouldly;
 using Xunit;
 
@@ -7,10 +6,13 @@ namespace DivertR.UnitTests
 {
     public class ByRefInTests
     {
-        // Due to a known issue DispatchProxy does not currently support in byref parameters
+#if NET6_0_OR_GREATER
+        private static readonly DiverterSettings DiverterSettings = new();
+#else
+        // Due to a known issue DispatchProxy does not support in byref parameters prior to .NET 6
         // https://github.com/dotnet/runtime/issues/47522
-        private static readonly DiverterSettings DiverterSettings = new(new DynamicProxyFactory());
-
+        private static readonly DiverterSettings DiverterSettings = new(proxyFactory: new DynamicProxy.DynamicProxyFactory());
+#endif
         private readonly IVia<INumberIn> _via = new ViaSet(DiverterSettings).Via<INumberIn>();
 
         [Fact]