diff --git a/src/App/Service/KoinService.php b/src/App/Service/KoinService.php
index 9f754f9..e9cb0a0 100644
--- a/src/App/Service/KoinService.php
+++ b/src/App/Service/KoinService.php
@@ -6,6 +6,8 @@ namespace App\Service;
 
 use App\Entity\Sms;
 use Doctrine\ORM\EntityManager;
+use Doctrine\ORM\OptimisticLockException;
+use Doctrine\ORM\ORMException;
 use GuzzleHttp\Client;
 use Psr\Http\Message\ResponseInterface;
 use Zend\EventManager\Event;
@@ -63,8 +65,8 @@ class KoinService
 
     /**
      * @param Event $event
-     * @throws \Doctrine\ORM\ORMException
-     * @throws \Doctrine\ORM\OptimisticLockException
+     * @throws ORMException
+     * @throws OptimisticLockException
      */
     public function onReceiveSmsListener(Event $event)
     {
@@ -74,8 +76,8 @@ class KoinService
     /**
      * @param Sms $sms
      * @return int
-     * @throws \Doctrine\ORM\ORMException
-     * @throws \Doctrine\ORM\OptimisticLockException
+     * @throws ORMException
+     * @throws OptimisticLockException
      */
     public function onReceiveSms(Sms $sms)
     {
@@ -367,7 +369,7 @@ class KoinService
     /**
      * @param string $user
      * @param string $pass
-     * @return \Psr\Http\Message\ResponseInterface
+     * @return ResponseInterface
      */
     private function login(string $user, string $pass): ResponseInterface
     {