diff --git a/SampleApps/AvaloniaApp/MainWindow.axaml b/SampleApps/AvaloniaApp/MainWindow.axaml
index 777c966b..53c02b3d 100644
--- a/SampleApps/AvaloniaApp/MainWindow.axaml
+++ b/SampleApps/AvaloniaApp/MainWindow.axaml
@@ -164,7 +164,7 @@
                     <Image Source="10_535_330.jpg" Stretch="Fill"
                         map:MapPanel.BoundingBox="53.54031,8.08594,53.74871,8.43750"/>
                 </tools:MapOverlayMenuItem>
-                <tools:MapOverlayMenuItem x:Name="sampleOverlayMenuItem" Text="Mount Etna KML"/>
+                <tools:MapOverlayMenuItem Text="Mount Etna KML" SourcePath="etna.kml"/>
                 <tools:MapOverlayMenuItem Text="Seamarks" InsertOrder="1">
                     <map:MapTileLayer
                         TileSource="http://tiles.openseamap.org/seamark/{z}/{x}/{y}.png"
diff --git a/SampleApps/AvaloniaApp/MainWindow.axaml.cs b/SampleApps/AvaloniaApp/MainWindow.axaml.cs
index fdd165ef..c2c8cb26 100644
--- a/SampleApps/AvaloniaApp/MainWindow.axaml.cs
+++ b/SampleApps/AvaloniaApp/MainWindow.axaml.cs
@@ -21,9 +21,6 @@ namespace SampleApplication
             //Closed += (s, e) => tileCache.Dispose();
 
             InitializeComponent();
-
-            sampleOverlayMenuItem.MapLayerFactory = async () => await GroundOverlay.CreateAsync("etna.kml");
-
             AddTestLayers();
         }
 
diff --git a/SampleApps/UniversalApp/MainPage.xaml b/SampleApps/UniversalApp/MainPage.xaml
index 697306b3..7289a7fe 100644
--- a/SampleApps/UniversalApp/MainPage.xaml
+++ b/SampleApps/UniversalApp/MainPage.xaml
@@ -220,7 +220,7 @@
                     <Image Source="10_535_330.jpg" Stretch="Fill"
                         map:MapPanel.BoundingBox="53.54031,8.08594,53.74871,8.43750"/>
                 </tools:MapOverlayMenuItem>
-                <tools:MapOverlayMenuItem x:Name="sampleOverlayMenuItem" Text="Mount Etna KML"/>
+                <tools:MapOverlayMenuItem Text="Mount Etna KML" SourcePath="etna.kml"/>
                 <tools:MapOverlayMenuItem Text="Seamarks" InsertOrder="1">
                     <map:MapTileLayer
                         TileSource="http://tiles.openseamap.org/seamark/{z}/{x}/{y}.png"
diff --git a/SampleApps/UniversalApp/MainPage.xaml.cs b/SampleApps/UniversalApp/MainPage.xaml.cs
index bbc7a277..2ae5b253 100644
--- a/SampleApps/UniversalApp/MainPage.xaml.cs
+++ b/SampleApps/UniversalApp/MainPage.xaml.cs
@@ -24,9 +24,6 @@ namespace SampleApplication
             //Unloaded += (s, e) => tileCache.Dispose();
 
             InitializeComponent();
-
-            sampleOverlayMenuItem.MapLayerFactory = async () => await GroundOverlay.CreateAsync("etna.kml");
-
             AddTestLayers();
         }
 
diff --git a/SampleApps/WinUiApp/MainWindow.xaml b/SampleApps/WinUiApp/MainWindow.xaml
index 7ec3715f..edde42b5 100644
--- a/SampleApps/WinUiApp/MainWindow.xaml
+++ b/SampleApps/WinUiApp/MainWindow.xaml
@@ -245,7 +245,7 @@
                     <Image Source="10_535_330.jpg" Stretch="Fill"
                         map:MapPanel.BoundingBox="53.54031,8.08594,53.74871,8.43750"/>
                 </tools:MapOverlayMenuItem>
-                <tools:MapOverlayMenuItem x:Name="sampleOverlayMenuItem" Text="Mount Etna KML"/>
+                <tools:MapOverlayMenuItem Text="Mount Etna KML" SourcePath="etna.kml"/>
                 <tools:MapOverlayMenuItem Text="Seamarks" InsertOrder="1">
                     <map:MapTileLayer
                         TileSource="http://tiles.openseamap.org/seamark/{z}/{x}/{y}.png"
diff --git a/SampleApps/WinUiApp/MainWindow.xaml.cs b/SampleApps/WinUiApp/MainWindow.xaml.cs
index ca9bf4ab..2e11119e 100644
--- a/SampleApps/WinUiApp/MainWindow.xaml.cs
+++ b/SampleApps/WinUiApp/MainWindow.xaml.cs
@@ -24,9 +24,6 @@ namespace SampleApplication
             //Closed += (s, e) => tileCache.Dispose();
 
             InitializeComponent();
-
-            sampleOverlayMenuItem.MapLayerFactory = async () => await GroundOverlay.CreateAsync("etna.kml");
-
             AddTestLayers();
         }
 
diff --git a/SampleApps/WpfApplication/MainWindow.xaml b/SampleApps/WpfApplication/MainWindow.xaml
index 6193cf94..8fa410be 100644
--- a/SampleApps/WpfApplication/MainWindow.xaml
+++ b/SampleApps/WpfApplication/MainWindow.xaml
@@ -222,7 +222,7 @@
                     <Image Source="10_535_330.jpg" Stretch="Fill"
                         map:MapPanel.BoundingBox="53.54031,8.08594,53.74871,8.43750"/>
                 </tools:MapOverlayMenuItem>
-                <tools:MapOverlayMenuItem x:Name="sampleOverlayMenuItem" Text="Mount Etna KML"/>
+                <tools:MapOverlayMenuItem Text="Mount Etna KML" SourcePath="etna.kml"/>
                 <tools:MapOverlayMenuItem Text="Seamarks" InsertOrder="1">
                     <map:MapTileLayer
                         TileSource="http://tiles.openseamap.org/seamark/{z}/{x}/{y}.png"
diff --git a/SampleApps/WpfApplication/MainWindow.xaml.cs b/SampleApps/WpfApplication/MainWindow.xaml.cs
index 4d2c71a1..206f0536 100644
--- a/SampleApps/WpfApplication/MainWindow.xaml.cs
+++ b/SampleApps/WpfApplication/MainWindow.xaml.cs
@@ -22,9 +22,6 @@ namespace SampleApplication
             //Closed += (s, e) => tileCache.Dispose();
 
             InitializeComponent();
-
-            sampleOverlayMenuItem.MapLayerFactory = async () => await GroundOverlay.CreateAsync("etna.kml");
-
             AddTestLayers();
         }