diff --git a/Classes/Common/MetsDocument.php b/Classes/Common/MetsDocument.php
index 7007d7c7dc..15ec033f91 100644
--- a/Classes/Common/MetsDocument.php
+++ b/Classes/Common/MetsDocument.php
@@ -518,6 +518,7 @@ class_exists($class)
                 // Continue searching for supported metadata with next @DMDID.
                 continue;
             }
+            $this->initializeRepositories();
             // Get the additional metadata from database.
             $resultWithFormat = $this->metadataRepository->findWithFormat(intval($cPid), $this->mdSec[$dmdId]['type']);
             $resultWithoutFormat = $this->metadataRepository->findWithoutFormat(intval($cPid));