diff --git a/SurveyBackend/SurveyBackend.Services/Services/SurveyService.cs b/SurveyBackend/SurveyBackend.Services/Services/SurveyService.cs
index 9911697..fbdc2e7 100644
--- a/SurveyBackend/SurveyBackend.Services/Services/SurveyService.cs
+++ b/SurveyBackend/SurveyBackend.Services/Services/SurveyService.cs
@@ -26,7 +26,7 @@ public class SurveyService : ISurveyService
     public async Task UpdateSurveyAsync(Survey survey)
     {
         if (survey.CreatedBy != _userContext.UserId)
-            throw new UnauthorizedAccessException("You are not authorized to update this survey.");
+            throw new UnauthorizedException("You are not authorized to update this survey.");
         await _surveyRepository.UpdateAsync(survey);
     }
 
@@ -40,7 +40,7 @@ public class SurveyService : ISurveyService
 
         if (survey.CreatedBy != _userContext.UserId)
         {
-            throw new UnauthorizedAccessException("You are not authorized to delete this survey.");
+            throw new UnauthorizedException("You are not authorized to delete this survey.");
         }
 
         await _surveyRepository.DeleteAsync(survey);