diff --git a/404.html b/404.html
index 863f889..19a1bdb 100644
--- a/404.html
+++ b/404.html
@@ -263,8 +263,8 @@
Page not found
"url": "https://CambridgeDH.github.io/learning-first-steps-in-python/404.html",
"identifier": "https://CambridgeDH.github.io/learning-first-steps-in-python/404.html",
"dateCreated": "2024-01-04",
- "dateModified": "2024-01-04",
- "datePublished": "2024-01-04"
+ "dateModified": "2024-01-09",
+ "datePublished": "2024-01-09"
}