diff --git a/IRaCIS.Core.Application/Service/Reading/Dto/ReadingImageTaskViewModel.cs b/IRaCIS.Core.Application/Service/Reading/Dto/ReadingImageTaskViewModel.cs
index b095ac07b..201702d00 100644
--- a/IRaCIS.Core.Application/Service/Reading/Dto/ReadingImageTaskViewModel.cs
+++ b/IRaCIS.Core.Application/Service/Reading/Dto/ReadingImageTaskViewModel.cs
@@ -175,7 +175,7 @@ namespace IRaCIS.Core.Application.Service.Reading.Dto
 
     public class ChangeDicomReadingQuestionAnswerDto
     {
-        public Guid Id { get; set; }
+        public Guid QuestionId { get; set; }
 
         public string Answer { get; set; }
     }
diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
index ef369c4fc..596c6e6a2 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
@@ -120,7 +120,7 @@ namespace IRaCIS.Application.Services
             var taskInfo = await _visitTaskRepository.Where(x => x.Id == inDto.VisitTaskId).FirstNotNullAsync();
             var criterionId = await _readingQuestionCriterionTrialRepository.Where(x => x.IsConfirm && x.TrialId == taskInfo.TrialId).Select(x => x.Id).FirstOrDefaultAsync();
 
-            var questionIds = inDto.Answers.Select(x => x.Id).ToList();
+            var questionIds = inDto.Answers.Select(x => x.QuestionId).ToList();
             await _readingTaskQuestionAnswerRepository.BatchDeleteNoTrackingAsync(x => x.VisitTaskId == inDto.VisitTaskId && questionIds.Contains(x.ReadingQuestionTrialId));
 
             var needAddAnswer = inDto.Answers.Select(x => new ReadingTaskQuestionAnswer()
@@ -129,7 +129,7 @@ namespace IRaCIS.Application.Services
                 Answer = x.Answer,
                 SubjectId = taskInfo.SubjectId,
                 ReadingQuestionCriterionTrialId = criterionId,
-                ReadingQuestionTrialId = x.Id,
+                ReadingQuestionTrialId = x.QuestionId,
                 TrialId = taskInfo.TrialId,
                 VisitTaskId = inDto.VisitTaskId,