small correction

README.md

@@ -9,7 +9,7 @@ The entry point of application responsible for initializing the `notifier`.
 ```js
 var notifier = require('./source/notifier');
 
-notifier.listen(5050);
+notifier.start(5050);
 ```
 
 To initialize the `notifier` you should create 3 entities - `actions`, `resovers` and `executors`.