diff --git a/studenteval/admin.py b/studenteval/admin.py
index a08e730..63959b5 100644
--- a/studenteval/admin.py
+++ b/studenteval/admin.py
@@ -34,6 +34,8 @@ class _cl_Student_eval_admin(admin.ModelAdmin):
             return super(_cl_Student_eval_admin, self).get_queryset(request).filter(Q(Author=user_obj.id) | Q(Student=user_obj.id))
         elif is_member(user_obj, "Intervenants"):
             return super(_cl_Student_eval_admin, self).get_queryset(request).filter(Author=user_obj.id)
+        else:
+            raise PermissionDenied