diff --git a/docs/src/api/class-browsercontext.md b/docs/src/api/class-browsercontext.md
index 8dde2c031bc6f..511f3db10c04e 100644
--- a/docs/src/api/class-browsercontext.md
+++ b/docs/src/api/class-browsercontext.md
@@ -91,9 +91,9 @@ background_page = context.wait_for_event("backgroundpage")
 ```
 
 ```csharp
-context.BackgroundPage += (backgroundPage) =>
+context.BackgroundPage += (_, backgroundPage) =>
 {
-    Console.WriteLine(backgroundPage.Url());
+    Console.WriteLine(backgroundPage.Url);
 };
 
 ```