diff --git a/internal/tools/cron_task.go b/internal/tools/cron_task.go
index 40e1c0a87..6a8dee833 100644
--- a/internal/tools/cron_task.go
+++ b/internal/tools/cron_task.go
@@ -64,7 +64,7 @@ func StartTask() error {
 	crontab.Start()
 
 	sigs := make(chan os.Signal, 1)
-	signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM, syscall.SIGQUIT)
+	signal.Notify(sigs, syscall.SIGUSR1)
 	<-sigs
 
 	// stop crontab, Wait for the running task to exit.