diff --git a/scheduler.php b/scheduler.php
index 93fb1d59..086c66f5 100644
--- a/scheduler.php
+++ b/scheduler.php
@@ -96,10 +96,10 @@ $scheduler->php($script, $bin, ['--task' => 'close_question', '--action' => 'mai
 $scheduler->php($script, $bin, ['--task' => 'sitemap', '--action' => 'main'])
     ->daily(4, 3);
 
-$scheduler->php($script, $bin, ['--task' => 'renew_demo_live_course', '--action' => 'main'])
-    ->daily(4, 7);
-
 $scheduler->php($script, $bin, ['--task' => 'teacher_live_notice', '--action' => 'provide'])
     ->daily(4, 7);
 
+$scheduler->php($script, $bin, ['--task' => 'renew_demo_live_course', '--action' => 'main'])
+    ->daily(4, 59);
+
 $scheduler->run();