diff --git a/Transfert/LessonImporter.php b/Transfert/LessonImporter.php
index d774e12..dba402d 100644
--- a/Transfert/LessonImporter.php
+++ b/Transfert/LessonImporter.php
@@ -17,8 +17,6 @@
 use Icap\LessonBundle\Manager\LessonManager;
 use Symfony\Component\Config\Definition\Builder\TreeBuilder;
 use Symfony\Component\Config\Definition\Processor;
-use Icap\LessonBundle\Entity\Chapter;
-use Icap\LessonBundle\Entity\Lesson;
 use Symfony\Component\Config\Definition\ConfigurationInterface;
 use JMS\DiExtraBundle\Annotation as DI;