README.md in routemaster-drain-1.0.1 vs README.md in routemaster-drain-1.0.2

@@ -99,10 +99,10 @@
 ```
 
 Bind the app to your listener:
 
 ```ruby
-$app.subscribe(Listener.new)
+$app.subscribe(Listener.new, prefix: true)
 ```
 
 And finally, mount your app to your subscription path:
 
 ```ruby