diff --git a/IRaCIS.Core.Application/Service/Document/DTO/SystemDocumentViewModel.cs b/IRaCIS.Core.Application/Service/Document/DTO/SystemDocumentViewModel.cs
index b33935873..a1521c141 100644
--- a/IRaCIS.Core.Application/Service/Document/DTO/SystemDocumentViewModel.cs
+++ b/IRaCIS.Core.Application/Service/Document/DTO/SystemDocumentViewModel.cs
@@ -42,9 +42,9 @@ namespace IRaCIS.Core.Application.Contracts
 
         public Guid? ConfirmUserId { get; set; }
 
-        public bool IsConfirmed { get; set; }
+        public bool IsConfirmed  => ConfirmTime is not null;
 
-		public string UserName { get; set; } = string.Empty;
+        public string UserName { get; set; } = string.Empty;
 
         public string RealName { get; set; } = string.Empty;