diff --git a/LangLang/Core/Model/DAO/EnrollmentRequestDAO.cs b/LangLang/Core/Model/DAO/EnrollmentRequestDAO.cs
index 403bb8eb..725d1e73 100644
--- a/LangLang/Core/Model/DAO/EnrollmentRequestDAO.cs
+++ b/LangLang/Core/Model/DAO/EnrollmentRequestDAO.cs
@@ -47,7 +47,7 @@ public EnrollmentRequest Add(EnrollmentRequest enrollmentRequest)
             EnrollmentRequest? oldRequest = GetEnrollmentRequestById(enrollmentRequest.Id);
             if (oldRequest == null) return null;
 
-            oldRequest.Status = enrollmentRequest.Status;
+            oldRequest.UpdateStatus(enrollmentRequest.Status);
             oldRequest.IsCanceled = enrollmentRequest.IsCanceled;
             oldRequest.LastModifiedTimestamp = DateTime.Now;
             _repository.Save(_enrollmentRequests);