diff --git a/sample-template/PrismSample/PrismStartup.cs b/sample-template/PrismSample/PrismStartup.cs
index b51f511..fe0cefc 100644
--- a/sample-template/PrismSample/PrismStartup.cs
+++ b/sample-template/PrismSample/PrismStartup.cs
@@ -8,7 +8,7 @@ public static class PrismStartup
     public static void Configure(PrismAppBuilder builder)
     {
         builder.RegisterTypes(RegisterTypes)
-            .OnAppStart("NavigationPage/MainPage");
+            .CreateWindow("NavigationPage/MainPage");
     }
 
     private static void RegisterTypes(IContainerRegistry containerRegistry)