diff --git a/IRaCIS.Core.Application/MassTransit/Consumer/SiteSurverEmailConsumer.cs b/IRaCIS.Core.Application/MassTransit/Consumer/SiteSurverEmailConsumer.cs
index be0ffe20f..d96aeb9d7 100644
--- a/IRaCIS.Core.Application/MassTransit/Consumer/SiteSurverEmailConsumer.cs
+++ b/IRaCIS.Core.Application/MassTransit/Consumer/SiteSurverEmailConsumer.cs
@@ -77,6 +77,9 @@ public class UserSiteSurveySubmitedEventConsumer(
             toUserName = string.Join('、', pmAndAPMList.Select(t => t.FullName));
         }
 
+        //发件地址
+        messageToSend.From.Add(new MailboxAddress(_systemEmailConfig.FromName, _systemEmailConfig.FromEmail));
+
         var trialInfo = await _trialRepository.FirstOrDefaultAsync(t => t.Id == trialId);
 
         var siteInfo = await _trialSiteRepository.FirstOrDefaultAsync(t => t.TrialId == trialId && t.Id == siteSurveyInfo.TrialSiteId, true);
@@ -151,7 +154,8 @@ public class SiteSurveySPMSubmitedEventConsumer(
             toUserName = string.Join('、', pmAndAPMList.Select(t => t.FullName));
         }
 
-
+        //发件地址
+        messageToSend.From.Add(new MailboxAddress(_systemEmailConfig.FromName, _systemEmailConfig.FromEmail));
 
         var trialInfo = await _trialRepository.FirstOrDefaultAsync(t => t.Id == trialId);