diff --git a/module/fid/src/Hydrator/OrderHydrator.php b/module/fid/src/Hydrator/OrderHydrator.php
index 8e0b5e682af8616120e2918d8b8772f700234785..244ffcfe7f80c49658a93f2784210b1b231dd896 100644
--- a/module/fid/src/Hydrator/OrderHydrator.php
+++ b/module/fid/src/Hydrator/OrderHydrator.php
@@ -44,6 +44,10 @@ class OrderHydrator extends AbstractHydrator {
         $url = $data['url'];
         /* Collect special journal data used for subito-article*/
         $publishedIn = $driver->tryMethod('getPublishedIn');
+        if (isset($publishedIn['issue'])) {
+            $publishedIn['issue'] = is_string($publishedIn['issue'])
+                ? $publishedIn['issue'] : implode(', ', $publishedIn['issue']);
+        }
 
         $record = compact(
             'id',