diff --git a/Response/PaymentImgResponse.cs b/Response/PaymentImgResponse.cs
index 14c621b..17611f8 100644
--- a/Response/PaymentImgResponse.cs
+++ b/Response/PaymentImgResponse.cs
@@ -7,5 +7,6 @@ namespace BMA.EHR.Recurit.Exam.Service.Response
         public string? PaymentImg { get; set; }
 
         public string? RejectDetail { get; set; }
+        public Guid? CandidateId { get; set; }
     }
 }
diff --git a/Services/CandidateService.cs b/Services/CandidateService.cs
index 2aa8bea..f0e7e9e 100644
--- a/Services/CandidateService.cs
+++ b/Services/CandidateService.cs
@@ -601,7 +601,7 @@ namespace BMA.EHR.Recurit.Exam.Service.Services
             if (candidate.PaymentImg != null)
                 candidate.PaymentImg.Detail = _minioService.ImagesPath(candidate.PaymentImg.Id).Result;
 
-            return new PaymentImgResponse { PaymentImg = candidate.PaymentImg == null ? "" : candidate.PaymentImg.Detail, RejectDetail = candidate.RejectDetail };
+            return new PaymentImgResponse { PaymentImg = candidate.PaymentImg == null ? "" : candidate.PaymentImg.Detail, RejectDetail = candidate.RejectDetail, CandidateId = candidate.Id };
         }
 
         public async Task<string> GetsAsyncPaymentImgCandidate(string candidateId)