diff --git a/src/Symfony/Bundle/SecurityBundle/Resources/config/security.xml b/src/Symfony/Bundle/SecurityBundle/Resources/config/security.xml
index d19ae1eab81d..930616901064 100644
--- a/src/Symfony/Bundle/SecurityBundle/Resources/config/security.xml
+++ b/src/Symfony/Bundle/SecurityBundle/Resources/config/security.xml
@@ -127,6 +127,7 @@
             <argument /> <!-- default_roles -->
             <argument /> <!-- uid key -->
             <argument /> <!-- filter -->
+            <argument /> <!-- password_attribute -->
         </service>
 
         <service id="security.user.provider.chain" class="Symfony\Component\Security\Core\User\ChainUserProvider" abstract="true" public="false" />