diff --git a/src/Symfony/Component/HttpFoundation/Session/Session.php b/src/Symfony/Component/HttpFoundation/Session/Session.php
index ac626fd58998d..6864f1e7641db 100644
--- a/src/Symfony/Component/HttpFoundation/Session/Session.php
+++ b/src/Symfony/Component/HttpFoundation/Session/Session.php
@@ -240,9 +240,7 @@ public function getBag($name)
     }
 
     /**
-     * Gets the flashbag interface.
-     *
-     * @return FlashBagInterface
+     * {@inheritdoc}
      */
     public function getFlashBag()
     {
diff --git a/src/Symfony/Component/HttpFoundation/Session/SessionInterface.php b/src/Symfony/Component/HttpFoundation/Session/SessionInterface.php
index f98c0a4a1c3ca..a7b6c2e1647e3 100644
--- a/src/Symfony/Component/HttpFoundation/Session/SessionInterface.php
+++ b/src/Symfony/Component/HttpFoundation/Session/SessionInterface.php
@@ -205,4 +205,11 @@ public function getBag($name);
      * @return MetadataBag
      */
     public function getMetadataBag();
+
+    /**
+     * Gets the flash bag.
+     *
+     * @return FlashBagInterface
+     */
+    public function getFlashBag();
 }