diff --git a/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs b/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs
index 9da354d11..f01f99ede 100644
--- a/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs
+++ b/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs
@@ -125,18 +125,20 @@ namespace IRaCIS.Core.Application.Service
         [HttpGet("{trialId:guid}")]
         public async Task<List<TrialDoctorUserSelectView>> GetDoctorUserSelectList(Guid trialId, [FromServices] IRepository<Enroll> _enrollRepository)
         {
-            var query =  _enrollRepository.Where(t => t.TrialId == trialId && t.EnrollStatus >= EnrollStatus.ConfirmIntoGroup)
-                         .Select(x => new TrialDoctorUserSelectView {
+            var query = from enroll in _enrollRepository.Where(t => t.TrialId == trialId && t.EnrollStatus >= EnrollStatus.ConfirmIntoGroup)
+                        join user in _userRoleRepository.AsQueryable() on enroll.DoctorId equals user.DoctorId
+                        select new TrialDoctorUserSelectView()
+                        {
+                            TrialId = enroll.TrialId,
+                            //ReadingType = enroll.Trial.ReadingType,
+                            DoctorUserId = user.Id,
+                            FullName = user.IdentityUser.FullName,
+                            UserCode = user.IdentityUser.UserCode,
+                            UserName = user.IdentityUser.UserName,
+                            UserTypeEnum = user.UserTypeRole.UserTypeEnum,
+                            ReadingCategoryList = enroll.EnrollReadingCategoryList.Select(t => t.ReadingCategory).ToList()
 
-                             TrialId = x.TrialId,
-                             //ReadingType = enroll.Trial.ReadingType,
-                             DoctorUserId = x.DoctorUser.Id,
-                             FullName = x.DoctorUser.IdentityUser.FullName,
-                             UserCode = x.DoctorUser.IdentityUser.UserCode,
-                             UserName = x.DoctorUser.IdentityUser.UserName,
-                             UserTypeEnum = x.DoctorUser.UserTypeRole.UserTypeEnum,
-                             ReadingCategoryList = x.EnrollReadingCategoryList.Select(t => t.ReadingCategory).ToList()
-                         });
+                        };
 
             return await query.ToListAsync();
         }