diff --git a/404.html b/404.html
index 1ce7762..55b6fa3 100644
--- a/404.html
+++ b/404.html
@@ -324,9 +324,9 @@
Page not found
Materials licensed under CC-BY 4.0 by the authors
Template licensed under CC-BY 4.0 by The Carpentries
- Built with sandpaper (0.14.1),
+
Built with sandpaper (0.15.0),
pegboard (0.7.3),
- and varnish (0.3.3).
+ and varnish (0.4.0).
@@ -347,8 +347,8 @@
Page not found
"url": "https://carpentries.github.io/workbench-template-md/404.html",
"identifier": "https://carpentries.github.io/workbench-template-md/404.html",
"dateCreated": "2023-11-06",
- "dateModified": "2023-11-28",
- "datePublished": "2023-11-28"
+ "dateModified": "2023-12-05",
+ "datePublished": "2023-12-05"
}