diff --git a/htdocs/reception/list.php b/htdocs/reception/list.php
index a01ee64f30d..989339590b3 100644
--- a/htdocs/reception/list.php
+++ b/htdocs/reception/list.php
@@ -84,7 +84,7 @@ $extrafields = new ExtraFields($db);
 
 // fetch optionals attributes and labels
 $extrafields->fetch_name_optionals_label($object->table_element);
-$search_array_options=$extrafields->getOptionalsFromPost(null, '', 'search_');
+$search_array_options = (array) $extrafields->getOptionalsFromPost($object->table_element, '', 'search_');
 
 // List of fields to search into when doing a "search in all"
 $fieldstosearchall = array(