diff --git a/IRaCIS.Core.Application/Service/WorkLoad/EnrollService.cs b/IRaCIS.Core.Application/Service/WorkLoad/EnrollService.cs
index bb2793a3d..07f5f4b0e 100644
--- a/IRaCIS.Core.Application/Service/WorkLoad/EnrollService.cs
+++ b/IRaCIS.Core.Application/Service/WorkLoad/EnrollService.cs
@@ -391,10 +391,14 @@ namespace IRaCIS.Application.Services
                         if( !await _trialUserRepository.AnyAsync(t=>t.TrialId==trialId && t.UserId== userId, true))
                         {
                             await  _trialUserRepository.AddAsync(new TrialUser() { TrialId = trialId, UserId = userId });
+                        }
 
-                            await _enrollRepository.BatchUpdateNoTrackingAsync(t => t.Id == intoGroupItem.Id, u => new Enroll() { DoctorUserId = userId });
+                        await _enrollRepository.BatchUpdateNoTrackingAsync(t => t.Id == intoGroupItem.Id, u => new Enroll() { DoctorUserId = userId });
+
+                        if (!await _taskAllocationRuleRepository.AnyAsync(t => t.TrialId == trialId && t.DoctorUserId == userId&& t.EnrollId == intoGroupItem.Id, true))
+                        {
+                            await _taskAllocationRuleRepository.AddAsync(new TaskAllocationRule() { TrialId = trialId, DoctorUserId = userId, EnrollId = intoGroupItem.Id });
 
-                            await _taskAllocationRuleRepository.AddAsync(new TaskAllocationRule() { TrialId = trialId, DoctorUserId = userId,EnrollId= intoGroupItem.Id });
                         }