diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
index 2bd8fec5..33b22732 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
@@ -1058,6 +1058,7 @@ namespace IRaCIS.Application.Services
 
             rowAnswer.RowIndex = newRowIndex;
             rowAnswer.MergeRowId = null;
+            rowAnswer.FristAddTaskId = inDto.VisitTaskId;
             rowAnswer.SplitOrMergeType = SplitOrMergeType.Split;
             rowAnswer.SplitRowId = rowAnswer.Id;
             rowAnswer.Id = NewId.NextGuid();