diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/config/session.xml b/src/Symfony/Bundle/FrameworkBundle/Resources/config/session.xml
index 8b68d9e846dd4..725708e67340c 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Resources/config/session.xml
+++ b/src/Symfony/Bundle/FrameworkBundle/Resources/config/session.xml
@@ -14,7 +14,6 @@
         <service id="session" class="Symfony\Component\HttpFoundation\Session\Session" public="true">
             <argument type="service" id="session.storage" />
             <argument type="service" id="session.attribute_bag" />
-            <argument type="service" id="session.flash_bag" />
         </service>
 
         <service id="Symfony\Component\HttpFoundation\Session\SessionInterface" alias="session" />
@@ -37,7 +36,9 @@
             <argument type="service" id="session.storage.metadata_bag" />
         </service>
 
-        <service id="session.flash_bag" class="Symfony\Component\HttpFoundation\Session\Flash\FlashBag" />
+        <service id="session.flash_bag" class="Symfony\Component\HttpFoundation\Session\Flash\FlashBag">
+            <factory service="session" method="getFlashBag"/>
+        </service>
         <service id="Symfony\Component\HttpFoundation\Session\Flash\FlashBagInterface" alias="session.flash_bag" />
 
         <service id="session.attribute_bag" class="Symfony\Component\HttpFoundation\Session\Attribute\AttributeBag" />