diff --git a/include/class.sequence.php b/include/class.sequence.php
index 912e7cd28e910f2ba16c6b7345d56c70d2c94166..867aa210fd193c48731a2b6501470a9b33021eea 100644
--- a/include/class.sequence.php
+++ b/include/class.sequence.php
@@ -205,7 +205,7 @@ class Sequence extends VerySimpleModel {
     }
 
     function __create($data) {
-        $instance = new static($data);
+        $instance = new self($data);
         $instance->save();
         return $instance;
     }
diff --git a/include/upgrader/streams/core/8f99b8bf-03ff59bf.task.php b/include/upgrader/streams/core/8f99b8bf-03ff59bf.task.php
index cd41e131bdc7617503aa789d731e538ad0fb7db5..1e323d52fa15a984c2e4ba3749cd8a6e3d200b97 100644
--- a/include/upgrader/streams/core/8f99b8bf-03ff59bf.task.php
+++ b/include/upgrader/streams/core/8f99b8bf-03ff59bf.task.php
@@ -13,7 +13,7 @@ class SequenceLoader extends MigrationTask {
         $i18n = new Internationalization($cfg->get('system_language', 'en_US'));
         $sequences = $i18n->getTemplate('sequence.yaml')->getData();
         foreach ($sequences as $s) {
-            Sequence::create($s)->save();
+            Sequence::__create($s);
         }
         db_query('UPDATE '.SEQUENCE_TABLE.' SET `next`= '
             .'(SELECT MAX(ticket_id)+1 FROM '.TICKET_TABLE.') '