Hacking.md in bullet-5.5.0 vs Hacking.md in bullet-5.5.1

@@ -26,10 +26,10 @@
 
 1. Bullet.start_request is called, which resets all the detectors and empties
    the notification collector
 2. The request is handled by Rails, and the installed ActiveRecord extensions
    trigger Detector callbacks
-3. Detectors once called, will determine whether something noteworthy happend.
+3. Detectors once called, will determine whether something noteworthy happened.
    If yes, then a Notification is created and stored in the notification collector.
 4. Rails finishes handling the request
 5. For each notification in the collector, Bullet will iterate over each
    Presenter and will try to generate an inline message that will be appended to
    the generated response body.