diff --git a/htdocs/expedition/list.php b/htdocs/expedition/list.php
index fb8ba3b8990..1665b1a43c0 100644
--- a/htdocs/expedition/list.php
+++ b/htdocs/expedition/list.php
@@ -253,7 +253,7 @@ $parameters = array();
 $reshook = $hookmanager->executeHooks('printFieldListSelect', $parameters); // Note that $action and $object may have been modified by hook
 $sql .= $hookmanager->resPrint;
 $sql .= " FROM ".MAIN_DB_PREFIX."expedition as e";
-if (!empty($extrafields->attributes[$object->table_element]['label']) && sis_array($extrafields->attributes[$object->table_element]['label']) && count($extrafields->attributes[$object->table_element]['label'])) {
+if (!empty($extrafields->attributes[$object->table_element]['label']) && is_array($extrafields->attributes[$object->table_element]['label']) && count($extrafields->attributes[$object->table_element]['label'])) {
 	$sql .= " LEFT JOIN ".MAIN_DB_PREFIX.$object->table_element."_extrafields as ef on (e.rowid = ef.fk_object)";
 }
 if ($sall || $search_product_category > 0) {