diff --git a/src/UnicaenAuth/Authentication/Adapter/Ldap.php b/src/UnicaenAuth/Authentication/Adapter/Ldap.php
index d31d5aa2e372f5e4b2742556224a3d696b61e546..a3edc9af9337266e775e71299f24bb4ada886ec9 100644
--- a/src/UnicaenAuth/Authentication/Adapter/Ldap.php
+++ b/src/UnicaenAuth/Authentication/Adapter/Ldap.php
@@ -10,6 +10,7 @@ use UnicaenAuth\Service\User;
 use Zend\Authentication\Adapter\Ldap as LdapAuthAdapter;
 use Zend\Authentication\Exception\ExceptionInterface;
 use Zend\Authentication\Result as AuthenticationResult;
+use Zend\EventManager\Event;
 use Zend\EventManager\EventInterface;
 use Zend\EventManager\EventManager;
 use Zend\EventManager\EventManagerAwareInterface;