diff --git a/source/iNKORE.UI.WPF.Modern.Gallery/ControlPages/ExpanderPage.xaml.cs b/source/iNKORE.UI.WPF.Modern.Gallery/ControlPages/ExpanderPage.xaml.cs
index 627276cc..2c763fe4 100644
--- a/source/iNKORE.UI.WPF.Modern.Gallery/ControlPages/ExpanderPage.xaml.cs
+++ b/source/iNKORE.UI.WPF.Modern.Gallery/ControlPages/ExpanderPage.xaml.cs
@@ -43,7 +43,10 @@ private void ExpandDirectionComboBox_SelectionChanged(object sender, SelectionCh
                     break;
             }
 
-            UpdateExampleCode();
+            if (this.IsLoaded)
+            {
+                UpdateExampleCode();
+            }
         }
 
         private void Page_Loaded(object sender, RoutedEventArgs e)