diff --git a/templates/web/admin/collection/suggested_value.html.twig b/templates/web/admin/collection/suggested_value.html.twig
index fabcad9964..efd78a4d2a 100644
--- a/templates/web/admin/collection/suggested_value.html.twig
+++ b/templates/web/admin/collection/suggested_value.html.twig
@@ -809,7 +809,7 @@ pref["{{ value['key']|escapeDoubleQuote|raw }}"].valsug["{{ value['value']|escap
 
 function getSruct()
 {
-    var dom = document.implementation.createDocument(null, 'baseprefs');
+    var dom = document.implementation.createDocument(null, 'baseprefs', null);
     var values = dom.createElement('sugestedValues');
 
     for (a in pref ) {