diff --git a/sources/subs/ScheduledTasks.subs.php b/sources/subs/ScheduledTasks.subs.php
index fe58d1b47b..1ec5d5f71d 100644
--- a/sources/subs/ScheduledTasks.subs.php
+++ b/sources/subs/ScheduledTasks.subs.php
@@ -13,7 +13,7 @@
  *
  */
 
-if (!defined('ELKARTE'))
+if (!defined('ELK'))
 	die('No access...');
 
 /**