diff --git a/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs b/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs
index f06f0681..fc8934fa 100644
--- a/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs
+++ b/Src/Dlhis.Basic/Device/Controllers/DevicePermissionsController.cs
@@ -156,6 +156,7 @@ public class DevicePermissionsController : ControllerBase
     }
 
     [HttpPost("removeExceptUsers")]
+    [Transactional]
     [IgnoreTenant]
     public async Task<int> GenerateDeleteDeviceTasksAsync(DeviceRemoveExceptUserRequest request)
     {
diff --git a/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs b/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs
index 51565d65..ba80f79f 100644
--- a/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs
+++ b/Src/Dlhis.Basic/Device/Services/Implements/DevicePermissionService.cs
@@ -548,6 +548,12 @@ public class DevicePermissionService : IDevicePermissionService
             .Select(x => x.No)
             .ToListAsync();
 
+        await _dbContext.Updateable<DeviceUserEntity>()
+            .SetColumns(x => x.IsDeleted == true)
+            .SetColumns(x => x.ModifiedTime == DateTime.Now)
+            .Where(x => x.DeviceUniqueNo == deviceUniqueNo)
+            .ExecuteCommandAsync();
+
         return await _dbContext.InsertAsync(userNos.Select(x => new DeviceTaskEntity
         {
             DeviceUniqueNo = device.UniqueNo,