diff --git a/internal/core/data_initializer.go b/internal/core/data_initializer.go
index fcd4d87..9081022 100644
--- a/internal/core/data_initializer.go
+++ b/internal/core/data_initializer.go
@@ -201,7 +201,7 @@ func (app *Application) initializeAlarmNotificationPlan(ctx context.Context, exi
 		},
 	}
 
-	err := predefinedPlan.Tasks[0].SaveParameters(app.Config.AlarmNotification.NotificationIntervals)
+	err := predefinedPlan.Tasks[1].SaveParameters(app.Config.AlarmNotification.NotificationIntervals)
 	if err != nil {
 		return fmt.Errorf("序列化告警通知任务参数失败: %w", err)
 	}