diff --git a/Timeline/AbstractTimelineAccompanyingPeriod.php b/Timeline/AbstractTimelineAccompanyingPeriod.php
index 1814a8db3..37f185bb2 100644
--- a/Timeline/AbstractTimelineAccompanyingPeriod.php
+++ b/Timeline/AbstractTimelineAccompanyingPeriod.php
@@ -85,8 +85,7 @@ abstract class AbstractTimelineAccompanyingPeriod implements TimelineProviderInt
             'id' => $metadata->getColumnName('id'),
             'FROM' => $metadata->getTableName(),
             'WHERE' => sprintf('%s = %d', 
-                $this->em
-                    ->getClassMetadata('ChillPersonBundle:AccompanyingPeriod')
+                $metadata
                     ->getAssociationMapping('person')['joinColumns'][0]['name'],
                 $args['person']->getId())
         );