diff --git a/src/Tests/UnitTest/TestComponentCSharp_Tests.cs b/src/Tests/UnitTest/TestComponentCSharp_Tests.cs
index a0135ddf3..e7e8cbcca 100644
--- a/src/Tests/UnitTest/TestComponentCSharp_Tests.cs
+++ b/src/Tests/UnitTest/TestComponentCSharp_Tests.cs
@@ -3091,6 +3091,7 @@ public void TestWeakReferenceEventsFromMultipleContexts()
             staThread.Join();
         }
 
+#if NET
         [Fact]
         public void TestActivationFactoriesFromMultipleContexts()
         {
@@ -3129,6 +3130,7 @@ public void TestActivationFactoriesFromMultipleContexts()
 
             Assert.Null(exception);
         }
+#endif
 
         [Fact]
         public void TestDictionary()