diff --git a/spug_api/apps/alarm/views.py b/spug_api/apps/alarm/views.py
index e1737ca..0ff1309 100644
--- a/spug_api/apps/alarm/views.py
+++ b/spug_api/apps/alarm/views.py
@@ -40,7 +40,7 @@ class GroupView(View):
             Argument('id', type=int, help='请指定操作对象')
         ).parse(request.GET)
         if error is None:
-            detection = Detection.objects.filter(notify_grp__regex=fr'\D{form.id}\D').first()
+            detection = Detection.objects.filter(notify_grp__regex=fr'[^0-9]{form.id}[^0-9]').first()
             if detection:
                 return json_response(error=f'监控任务【{detection.name}】正在使用该报警组，请解除关联后再尝试删除该联系组')
             Group.objects.filter(pk=form.id).delete()
diff --git a/spug_api/apps/host/views.py b/spug_api/apps/host/views.py
index e4cfbc3..70e5ca8 100644
--- a/spug_api/apps/host/views.py
+++ b/spug_api/apps/host/views.py
@@ -75,19 +75,19 @@ class HostView(View):
             Argument('id', type=int, help='请指定操作对象')
         ).parse(request.GET)
         if error is None:
-            deploy = Deploy.objects.filter(host_ids__regex=fr'\D{form.id}\D').annotate(
+            deploy = Deploy.objects.filter(host_ids__regex=fr'[^0-9]{form.id}[^0-9]').annotate(
                 app_name=F('app__name'),
                 env_name=F('env__name')
             ).first()
             if deploy:
                 return json_response(error=f'应用【{deploy.app_name}】在【{deploy.env_name}】的发布配置关联了该主机，请解除关联后再尝试删除该主机')
-            task = Task.objects.filter(targets__regex=fr'\D{form.id}\D').first()
+            task = Task.objects.filter(targets__regex=fr'[^0-9]{form.id}[^0-9]').first()
             if task:
                 return json_response(error=f'任务计划中的任务【{task.name}】关联了该主机，请解除关联后再尝试删除该主机')
             detection = Detection.objects.filter(type__in=('3', '4'), addr=form.id).first()
             if detection:
                 return json_response(error=f'监控中心的任务【{detection.name}】关联了该主机，请解除关联后再尝试删除该主机')
-            role = Role.objects.filter(host_perms__regex=fr'\D{form.id}\D').first()
+            role = Role.objects.filter(host_perms__regex=fr'[^0-9]{form.id}[^0-9]').first()
             if role:
                 return json_response(error=f'角色【{role.name}】的主机权限关联了该主机，请解除关联后再尝试删除该主机')
             Host.objects.filter(pk=form.id).update(