diff --git a/src/WinUIExSample/App.xaml.cs b/src/WinUIExSample/App.xaml.cs
index 0212ad8..5541f25 100644
--- a/src/WinUIExSample/App.xaml.cs
+++ b/src/WinUIExSample/App.xaml.cs
@@ -165,5 +165,4 @@ static void Main(string[] args)
         }
     }
 #endif
-        }
 }
diff --git a/src/WinUIExSample/MainWindow.xaml.cs b/src/WinUIExSample/MainWindow.xaml.cs
index 7c1b290..b7dcda7 100644
--- a/src/WinUIExSample/MainWindow.xaml.cs
+++ b/src/WinUIExSample/MainWindow.xaml.cs
@@ -16,6 +16,7 @@
 using WinUIEx;
 using WinUIEx.Messaging;
 using WinUIExSample.Pages;
+using TitleBar = WinUIEx.TitleBar;
 
 namespace WinUIExSample
 {