diff --git a/src/service/alert_rules.go b/src/service/alert_rules.go
index d57812cb25e23d8babb344ffbaae556a089b3560..94e4ca54f267403b2a1dd8c66f54ca79e7669121 100644
--- a/src/service/alert_rules.go
+++ b/src/service/alert_rules.go
@@ -238,16 +238,20 @@ func (a *AlertRulesSvc) UpdateIsEnabled(req request.UpdateIsEnabledAlertRules) (
 		return
 	}
 	if req.IsEnabled == 2 {
-		if item.IsEnabled == 1 {
-			prSvc := PrometheusRuleSvc{User: a.User}
+		prSvc := PrometheusRuleSvc{User: a.User}
+		var exist bool
+		_, exist, err = prSvc.Get(item)
+		if exist {
 			err = prSvc.Delete(item)
 			if err != nil {
 				return
 			}
 		}
 	} else if req.IsEnabled == 1 {
-		if item.IsEnabled == 2 {
-			prSvc := PrometheusRuleSvc{User: a.User}
+		prSvc := PrometheusRuleSvc{User: a.User}
+		var exist bool
+		_, exist, err = prSvc.Get(item)
+		if !exist {
 			err = prSvc.Create(item)
 			if err != nil {
 				return