diff --git a/mkdocs.yml b/mkdocs.yml
index 71c21e12eb451bf5ca3f477c4712a899c07700dc..6ec91ee40cd23e3c051870fe590bf4be2751e809 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -4,6 +4,7 @@ site_url: https://events.ccc.de/camp/2023/infos/
 site_dir: public
 use_directory_urls: false
 strict: true
+repo_url: https://git.cccv.de/infra/static-pages/camp2023-infos
 
 extra_css:
   - css/camp2023-style.css
diff --git a/theme_customization/versions.html b/theme_customization/versions.html
new file mode 100644
index 0000000000000000000000000000000000000000..19cb9572b255a8e2ce8f954b7392df8064fcc572
--- /dev/null
+++ b/theme_customization/versions.html
@@ -0,0 +1,7 @@
+<div class="rst-versions" role="note" aria-label="{% trans %}Versions{% endtrans %}">
+  <span class="rst-current-version" data-toggle="rst-current-version">
+    <span>
+      <a href="{{ config.repo_url }}" class="icon icon-gitlab" style="color: #fcfcfc"> Source</a>
+    </span>
+  </span>
+</div>
\ No newline at end of file