diff --git a/sitemap.xml b/sitemap.xml
index ce2ee775..5d158a5f 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -2,10 +2,10 @@
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
   <url>
     <loc>https://insightsengineering.github.io/teal.gallery/demo.html</loc>
-    <lastmod>2023-12-18T03:30:18.271Z</lastmod>
+    <lastmod>2023-12-19T03:27:59.604Z</lastmod>
   </url>
   <url>
     <loc>https://insightsengineering.github.io/teal.gallery/index.html</loc>
-    <lastmod>2023-12-18T03:30:17.707Z</lastmod>
+    <lastmod>2023-12-19T03:27:59.052Z</lastmod>
   </url>
 </urlset>