diff --git a/book/security.rst b/book/security.rst
index 67171676e9e..9720c6c05ba 100644
--- a/book/security.rst
+++ b/book/security.rst
@@ -1072,12 +1072,11 @@ fine-grained enough in certain cases. When necessary, you can easily force
 authorization from inside a controller::
 
     // ...
-    use Symfony\Component\Security\Core\Exception\AccessDeniedException;
 
     public function helloAction($name)
     {
         if (false === $this->get('security.context')->isGranted('ROLE_ADMIN')) {
-            throw new AccessDeniedException();
+            throw $this->createAccessDeniedException('Unable to access this page!');
         }
 
         // ...
@@ -1085,6 +1084,13 @@ authorization from inside a controller::
 
 .. _book-security-securing-controller-annotations:
 
+.. versionadded:: 2.5
+    The ``createAccessDeniedException`` method was introduced in Symfony 2.5.
+
+The :method:`Symfony\\Bundle\\FrameworkBundle\\Controller\\Controller::createAccessDeniedException()`
+method creates a special :class:`Symfony\\Component\\Security\\Core\Exception\\AccessDeniedException`
+object, which ultimately triggers a 403 HTTP response inside Symfony.
+
 Thanks to the SensioFrameworkExtraBundle, you can also secure your controller using annotations::
 
     // ...