diff --git a/lib/classes/phrasea.php b/lib/classes/phrasea.php
index 22731fa404..2c64b6ef16 100644
--- a/lib/classes/phrasea.php
+++ b/lib/classes/phrasea.php
@@ -215,7 +215,7 @@ class phrasea
         $reference = $referenceRepository->find($base_id);
 
         if (! $reference) {
-            return 'Unknown collection';
+            return $app->trans('collection.label.unknown');
         }
 
         /** @var CollectionRepositoryRegistry $collectionRepositoryRegistry */
@@ -234,6 +234,6 @@ class phrasea
             return $labels[$app['locale']];
         }
 
-        return 'Unknown collection';
+        return $collection->getCollection()->getName();
     }
 }