diff --git a/IRaCIS.Core.Application/Service/Common/_MapConfig.cs b/IRaCIS.Core.Application/Service/Common/_MapConfig.cs
index aa3410c8d..d37f359fd 100644
--- a/IRaCIS.Core.Application/Service/Common/_MapConfig.cs
+++ b/IRaCIS.Core.Application/Service/Common/_MapConfig.cs
@@ -84,9 +84,10 @@ namespace IRaCIS.Core.Application.Service
 
 
             CreateMap<TrialImageDownload, TrialImageDownloadExportDto>()
-                 .ForMember(d => d.UserFullName, u => u.MapFrom(s => s.CreateUser.FullName))
-                 .ForMember(d => d.UserTypeEnum, u => u.MapFrom(s => s.CreateUser.UserTypeEnum))
-                .ForMember(d => d.UserName, u => u.MapFrom(s => s.CreateUser.UserName));
+                .ForMember(d => d.UserFullName, u => u.MapFrom(s => s.CreateUser.FullName))
+                .ForMember(d => d.UserTypeEnum, u => u.MapFrom(s => s.CreateUser.UserTypeEnum))
+                .ForMember(d => d.UserName, u => u.MapFrom(s => s.CreateUser.UserName))
+                .ForMember(d => d.TrialSiteCode, u => u.MapFrom(s => s.Subject.TrialSite.TrialSiteCode));
 
 
         }
diff --git a/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs b/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs
index 86e5a0d65..ab5eff287 100644
--- a/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs
+++ b/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs
@@ -550,6 +550,8 @@ namespace IRaCIS.Core.Application.Contracts
     {
         public Guid TrialId { get; set; }
 
+        public string TrialSiteCode { get; set; }
+
         public string SubjectCode { get; set; }
 
         public bool IsSuccess { get; set; }
diff --git a/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs b/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs
index 9ba437828..7f2159893 100644
--- a/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs
+++ b/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs
@@ -143,7 +143,9 @@ namespace IRaCIS.Core.Application.Service
             CreateMap<TrialImageDownload, TrialImageDownloadView>()
                 .ForMember(d => d.UserFullName, u => u.MapFrom(s => s.CreateUser.FullName))
                  .ForMember(d => d.UserTypeEnum, u => u.MapFrom(s => s.CreateUser.UserTypeEnum))
-                .ForMember(d => d.UserName, u => u.MapFrom(s => s.CreateUser.UserName));
+                .ForMember(d => d.UserName, u => u.MapFrom(s => s.CreateUser.UserName))
+                .ForMember(d => d.TrialSiteCode, u => u.MapFrom(s => s.Subject.TrialSite.TrialSiteCode))
+                ;
 
         }
     }
diff --git a/IRaCIS.Core.Domain/Image/TrialImageDownload.cs b/IRaCIS.Core.Domain/Image/TrialImageDownload.cs
index bc18a0aaf..0be778c5f 100644
--- a/IRaCIS.Core.Domain/Image/TrialImageDownload.cs
+++ b/IRaCIS.Core.Domain/Image/TrialImageDownload.cs
@@ -8,6 +8,9 @@ public class TrialImageDownload : BaseFullAuditEntity
     [JsonIgnore]
     public Trial Trial { get; set; }
 
+    [JsonIgnore]
+    public Subject Subject { get; set; }
+
     #endregion
 
     public Guid TrialId { get; set; }