diff --git a/jupyter/base/values/values.yaml b/jupyter/base/values/values.yaml
index b783740..f8118ec 100644
--- a/jupyter/base/values/values.yaml
+++ b/jupyter/base/values/values.yaml
@@ -14,7 +14,7 @@ hub:
       import json
       import os
       import socket
-      from collections import Mapping
+      from collections.abc import Mapping
       from functools import lru_cache
       from urllib.parse import urlencode, urlparse