diff --git a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
index 96c7f333b..a192f6fa0 100644
--- a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
+++ b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
@@ -835,7 +835,7 @@ namespace IRaCIS.Core.Application.Contracts
                         trialInfo.TrialCode,
                        sysUserInfo.UserName,
                         sysUserInfo.UserTypeRole.UserTypeShortName,
-                       sysUserInfo.IsFirstAdd ? routeUrl：sendEmail.BaseUrl
+                       sysUserInfo.IsFirstAdd ? routeUrl:joinCommand.BaseUrl
                         );
                 }
 
diff --git a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs
index cd1fe229a..b344ec5f2 100644
--- a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs
+++ b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialExternalUserService.cs
@@ -253,7 +253,7 @@ namespace IRaCIS.Core.Application.Service
                         trialInfo.TrialCode,
                        sysUserInfo.UserName,
                         sysUserInfo.UserTypeRole.UserTypeShortName,
-                       sysUserInfo.IsFirstAdd?  routeUrl：sendEmail.BaseUrl
+                       sysUserInfo.IsFirstAdd?  routeUrl:sendEmail.BaseUrl
                         );
                 }