diff --git a/generic/views.py b/generic/views.py
index 43cae551..fc1de060 100644
--- a/generic/views.py
+++ b/generic/views.py
@@ -559,10 +559,12 @@ class ExamViews(View, LoginRequiredMixin):
             },
         )
 
-    @method_decorator(user_is_cid_user_manager)
     def exam_cids(self, request, exam_id):
         exam = get_object_or_404(self.Exam, pk=exam_id)
 
+        if not request.user.groups.filter(name="cid_user_manager").exists():
+            raise PermissionDenied
+
         if request.user not in exam.author.all():
             if not self.check_user_access(request.user, exam_id):
                 raise PermissionDenied