diff --git a/docs/_config.yml b/docs/_config.yml
index 560e862f5..f7202650b 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -31,5 +31,11 @@ html:
     </p>
 sphinx:
   config:
+    use_multitoc_numbering: false
     html_show_copyright: false
     html_last_updated_fmt: '%Y-%m-%d'
+    extensions:
+      - sphinx_sitemap
+      - sphinx_multitoc_numbering
+    sitemap_url_scheme: "{link}"
+    site_url: "https://nfdi4bioimage.github.io/training"
diff --git a/requirements.txt b/requirements.txt
index 2032899e4..91f3fbcd3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,3 +6,5 @@ pandas
 pygithub
 toolz
 pdf2image
+sphinx-sitemap
+sphinx-multitoc-numbering