diff --git a/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs b/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
index 50ba6c81..78e50e8b 100644
--- a/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
+++ b/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
@@ -247,6 +247,7 @@ public class AssignmentService : IAssignmentService
                 .WhereIF(request.Brand.IsPresent(), (deviceTask, device, deviceTemplate) => deviceTemplate.Brand == request.Brand)
                 .Where((deviceTask, device, deviceTemplate, ga, gaLeave, department, gainfoEx, deviceRegistry) =>
                     SqlFunc.DateAdd(deviceRegistry.LastHeartbeatTime, SqlFunc.IIF(device.HeartbeatInterval == 0, 30, 30), DateType.Second) > DateTime.Now)
+
                 .OrderBy(deviceTask => new { Priority = SqlFunc.Desc(deviceTask.Priority), deviceTask.CreateTime })
                 .Select((deviceTask, device, deviceTemplate, ga, gaLeave, department, gainfoEx) => new TaskDto
                 {