diff --git a/swh/graphql/middlewares/__init__.py b/swh/graphql/middlewares/__init__.py
deleted file mode 100644
diff --git a/swh/graphql/middlewares/asgi.py b/swh/graphql/middlewares/asgi.py
deleted file mode 100644
--- a/swh/graphql/middlewares/asgi.py
+++ /dev/null
@@ -1,3 +0,0 @@
-"""
-For adding ASGI middleware
-"""
diff --git a/swh/graphql/middlewares/graphql.py b/swh/graphql/middlewares/graphql.py
deleted file mode 100644
--- a/swh/graphql/middlewares/graphql.py
+++ /dev/null
@@ -1,16 +0,0 @@
-# Copyright (C) 2022 The Software Heritage developers
-# See the AUTHORS file at the top-level directory of this distribution
-# License: GNU General Public License version 3, or any later version
-# See top-level LICENSE file for more information
-
-"""
-To implement graphql middleware
-"""
-
-
-class CostError:
-    pass
-
-
-def cost_limiter():
-    pass