diff --git a/src/Symfony/Component/EventDispatcher/GenericEvent.php b/src/Symfony/Component/EventDispatcher/GenericEvent.php
index 3a5efcfecc262..c226fdf2e599b 100644
--- a/src/Symfony/Component/EventDispatcher/GenericEvent.php
+++ b/src/Symfony/Component/EventDispatcher/GenericEvent.php
@@ -21,7 +21,7 @@
 class GenericEvent extends Event implements \ArrayAccess, \IteratorAggregate
 {
     /**
-     * Observer pattern subject.
+     * Event subject.
      *
      * @var mixed usually object or callable
      */
diff --git a/src/Symfony/Component/EventDispatcher/README.md b/src/Symfony/Component/EventDispatcher/README.md
index 2cc76980adfef..07b2fd7e28434 100644
--- a/src/Symfony/Component/EventDispatcher/README.md
+++ b/src/Symfony/Component/EventDispatcher/README.md
@@ -1,8 +1,9 @@
 EventDispatcher Component
 =========================
 
-EventDispatcher implements a lightweight version of the Observer design
-pattern.
+The Symfony2 Event Dispatcher component implements the Mediator pattern
+in a simple and effective way to make all these things possible and
+to make your projects truly extensible.
 
     use Symfony\Component\EventDispatcher\EventDispatcher;
     use Symfony\Component\EventDispatcher\Event;