diff --git a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs
index a08bb55e2..693d61e56 100644
--- a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs
+++ b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs
@@ -261,7 +261,7 @@ namespace IRaCIS.Core.Application.Service
                     smtp.MessageSent += (sender, args) =>
                     {
 
-                        _ = _trialExternalUseRepository.UpdateFromQueryAsync(t => t.Id == userInfo.Id, u => new TrialExternalUser() { InviteState = TrialExternalUserStateEnum.HasSend, ExpireTime = DateTime.Now.AddDays(7) }).Result;
+                        _ = _trialExternalUseRepository.UpdateFromQueryAsync(t => t.Id == userInfo.Id, u => new TrialExternalUser() { InviteState = TrialExternalUserStateEnum.HasSend, IsJoin = null, ConfirmTime = null, RejectReason = String.Empty, ExpireTime = DateTime.Now.AddDays(7) }).Result;
 
                     };