diff --git a/components/Collections/src/AdvancedCollectionView/VectorChangedEventArgs.cs b/components/Collections/src/AdvancedCollectionView/VectorChangedEventArgs.cs
index 0e5be060..0b6733aa 100644
--- a/components/Collections/src/AdvancedCollectionView/VectorChangedEventArgs.cs
+++ b/components/Collections/src/AdvancedCollectionView/VectorChangedEventArgs.cs
@@ -7,7 +7,7 @@ namespace CommunityToolkit.WinUI.Collections;
 /// <summary>
 /// Vector changed EventArgs
 /// </summary>
-internal class VectorChangedEventArgs : IVectorChangedEventArgs
+internal partial class VectorChangedEventArgs : IVectorChangedEventArgs
 {
     /// <summary>
     /// Initializes a new instance of the <see cref="VectorChangedEventArgs"/> class.