diff --git a/tests/test_exceptions.py b/tests/test_exceptions.py
index 58a02dfd7b..186894149f 100644
--- a/tests/test_exceptions.py
+++ b/tests/test_exceptions.py
@@ -30,7 +30,7 @@ def test_proxy_exception():
 
 @pytest.mark.parametrize('test', [
     (exceptions.BadRequest, 400),
-    (exceptions.Unauthorized, 401),
+    (exceptions.Unauthorized, 401, ['Basic "test realm"']),
     (exceptions.Forbidden, 403),
     (exceptions.NotFound, 404),
     (exceptions.MethodNotAllowed, 405, ['GET', 'HEAD']),