diff --git a/robots.txt b/robots.txt
index c2a49f4fb..b5b598efa 100644
--- a/robots.txt
+++ b/robots.txt
@@ -1,2 +1,4 @@
 User-agent: *
 Allow: /
+
+Sitemap: https://jamulus.io/sitemap.xml
diff --git a/sitemap.xml b/sitemap.xml
index f8930ca43..f34f1e055 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -2,7 +2,7 @@
 layout: null
 ---
 <?xml version="1.0" encoding="UTF-8"?>
-<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml">
   {% for page in site.pages %}
     {% unless page.category == "hidden" %}
       <url>