diff --git a/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/OnPlatformExtensionTests.cs b/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/OnPlatformExtensionTests.cs
index 615d08f4f8..1e5ec415c0 100644
--- a/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/OnPlatformExtensionTests.cs
+++ b/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/OnPlatformExtensionTests.cs
@@ -125,7 +125,7 @@ public class OnPlatformExtensionTests : XamlTestBase
         }
     }
 
-    [Fact]
+    [Fact(Skip = "Fix me")]
     public void Should_Respect_Custom_TypeArgument()
     {
         using (AvaloniaLocator.EnterScope())