diff --git a/api/python/quilt3-admin/exceptions.py b/api/python/quilt3-admin/exceptions.py
index d44dbb34e35..66fc8c2f7bc 100644
--- a/api/python/quilt3-admin/exceptions.py
+++ b/api/python/quilt3-admin/exceptions.py
@@ -1,3 +1,5 @@
+# This file is copied from
+# https://github.com/mirumee/ariadne-codegen/blob/5bfd63c5e7e3a8cc5293eb94deee638b7adab98d/ariadne_codegen/client_generators/dependencies/exceptions.py
 # pylint: disable=super-init-not-called
 from typing import Any, Dict, List, Optional, Union
 
diff --git a/api/python/quilt3/admin/_graphql_client/exceptions.py b/api/python/quilt3/admin/_graphql_client/exceptions.py
index 02a2ddbd3ce..a6107d5f705 100644
--- a/api/python/quilt3/admin/_graphql_client/exceptions.py
+++ b/api/python/quilt3/admin/_graphql_client/exceptions.py
@@ -1,5 +1,7 @@
 # Generated by ariadne-codegen
 
+# This file is copied from
+# https://github.com/mirumee/ariadne-codegen/blob/5bfd63c5e7e3a8cc5293eb94deee638b7adab98d/ariadne_codegen/client_generators/dependencies/exceptions.py
 # pylint: disable=super-init-not-called
 from typing import Any, Dict, List, Optional, Union