diff --git a/NOTICE.md b/NOTICE.md
index 6ca3cbfceb..2f6e8f8ada 100644
--- a/NOTICE.md
+++ b/NOTICE.md
@@ -1509,6 +1509,7 @@ SOFTWARE.
 - CommunityToolkit.WinUI.Converters
 - CommunityToolkit.WinUI.Extensions
 - CommunityToolkit.WinUI.UI.Controls.DataGrid
+- CommunityToolkit.WinUI.UI.Controls.Markdown
 - ControlzEx
 - HelixToolkit
 - HelixToolkit.Core.Wpf