diff --git a/maintain.class.php b/maintain.class.php
index c17b9a0..39c9d54 100644
--- a/maintain.class.php
+++ b/maintain.class.php
@@ -8,6 +8,7 @@ require_once(dirname(__FILE__) . '/include/album_shares.inc.php');
 require_once(dirname(__FILE__) . '/include/database.class.php');
 require_once(dirname(__FILE__) . '/tools/watermark_profiles.inc.php');
 require_once(dirname(__FILE__) . '/include/dependencies.inc.php');
+require_once(dirname(__FILE__) . '/include/nc_connector_scheduler.inc.php');
 
 class bratonien_tools_maintain extends PluginMaintain
 {
@@ -18,9 +19,14 @@ class bratonien_tools_maintain extends PluginMaintain
 
     $dependency_messages = array();
     bratonien_tools_ensure_dependencies($dependency_messages);
+    if (!bratonien_tools_nc_scheduler_install())
+    {
+      $dependency_messages[] = 'Der native NC-Scheduler konnte sein Piwigo-Laufzeitverzeichnis nicht anlegen.';
+    }
 
     if (function_exists('conf_update_param'))
     {
+      conf_update_param('bratonien_nc_scheduler_interval', 60);
       conf_update_param('bratonien_dependency_status', json_encode(array(
         'checked_at' => time(),
         'messages' => $dependency_messages,