diff --git a/src/UnicaenAuth/Authentication/Adapter/Ldap.php b/src/UnicaenAuth/Authentication/Adapter/Ldap.php
index 630f9e0c66d35ebe49b2cebb4d0d94f023f4a58d..343b7ea7ffb2206730b8408fc800368a31565309 100644
--- a/src/UnicaenAuth/Authentication/Adapter/Ldap.php
+++ b/src/UnicaenAuth/Authentication/Adapter/Ldap.php
@@ -9,6 +9,7 @@ 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\EventManager;
 use Zend\EventManager\EventManagerAwareInterface;
 use Zend\EventManager\EventManagerInterface;