diff --git a/web/job/check_cpu_usage.go b/web/job/check_cpu_usage.go
index 2ea87747..b2208f31 100644
--- a/web/job/check_cpu_usage.go
+++ b/web/job/check_cpu_usage.go
@@ -22,7 +22,11 @@ func NewCheckCpuJob() *CheckCpuJob {
 
 // Run checks CPU usage over the last minute and sends a Telegram alert if it exceeds the threshold.
 func (j *CheckCpuJob) Run() {
-	threshold, _ := j.settingService.GetTgCpu()
+	threshold, err := j.settingService.GetTgCpu()
+	if err != nil || threshold <= 0 {
+		// If threshold cannot be retrieved or is not set, skip sending notifications
+		return
+	}
 
 	// get latest status of server
 	percent, err := cpu.Percent(1*time.Minute, false)