diff --git a/README.md b/README.md
index 90daa08..e98193a 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 [![Github Action (main)](https://github.com/cyber-dojo-languages/javascript-assert-jquery/actions/workflows/main.yml/badge.svg)](https://github.com/cyber-dojo-languages/javascript-assert-jquery/actions)
 
-## display_name="Javascript 23.4, assert+jQuery 3.7.1"
+## display_name="Javascript 23.5, assert+jQuery 3.7.1"
 ## image_name="ghcr.io/cyber-dojo-languages/javascript_node_assert_jquery"
 
 ![cyber-dojo.org home page](https://github.com/cyber-dojo/cyber-dojo/blob/master/shared/home_page_snapshot.png)
diff --git a/docker/Dockerfile.base b/docker/Dockerfile.base
index 0c7618d..a4daf82 100644
--- a/docker/Dockerfile.base
+++ b/docker/Dockerfile.base
@@ -1,4 +1,4 @@
-FROM ghcr.io/cyber-dojo-languages/javascript-node:12ad876
+FROM ghcr.io/cyber-dojo-languages/javascript-node:bb38da3
 LABEL maintainer=jon@jaggersoft.com
 
 RUN npm install --global jsdom jquery