diff --git a/main.go b/main.go
index d6719783..91b9e545 100644
--- a/main.go
+++ b/main.go
@@ -51,8 +51,8 @@ func runWebServer() {
 	}
 
 	sigCh := make(chan os.Signal, 1)
-	//信号量捕获处理
-	signal.Notify(sigCh, syscall.SIGHUP, syscall.SIGTERM, syscall.SIGKILL)
+	// Trap shutdown signals
+	signal.Notify(sigCh, syscall.SIGHUP, syscall.SIGTERM)
 	for {
 		sig := <-sigCh
 
@@ -133,7 +133,6 @@ func updateTgbotEnableSts(status bool) {
 			logger.Infof("SetTgbotenabled[%v] success", status)
 		}
 	}
-	return
 }
 
 func updateTgbotSetting(tgBotToken string, tgBotChatid string, tgBotRuntime string) {