diff --git a/docs/_includes/footer.html b/docs/_includes/footer.html
new file mode 100644
index 0000000..936faae
--- /dev/null
+++ b/docs/_includes/footer.html
@@ -0,0 +1,5 @@
+{% if site.back_to_top %}
+<p class="back-to-top">
+  <a href="#top">{{ site.back_to_top_text | default: 'Back to top' }}</a>
+</p>
+{% endif %}