diff --git a/Framework/Avalonia/Markups/EventParameterExtension.cs b/Framework/Avalonia/Markups/EventParameterExtension.cs
index 63c72fe..de305d6 100644
--- a/Framework/Avalonia/Markups/EventParameterExtension.cs
+++ b/Framework/Avalonia/Markups/EventParameterExtension.cs
@@ -1,5 +1,7 @@
 using Avalonia.Data.Converters;
 using Avalonia.Markup.Xaml;
+using Toolkit.Foundation.Avalonia;
+using Toolkit.Framework.Foundation;
 
 namespace Toolkit.Framework.Avalonia;