diff --git a/source/_layouts/app.html.twig b/source/_layouts/app.html.twig
index e39ccae8..d2db5e69 100644
--- a/source/_layouts/app.html.twig
+++ b/source/_layouts/app.html.twig
@@ -13,5 +13,6 @@
     </head>
     <body>
         {% block body %}{% endblock %}
+        {% block javascripts %}{% endblock %}
     </body>
 </html>
diff --git a/source/_pages/404.html b/source/_pages/404.html
new file mode 100644
index 00000000..60830909
--- /dev/null
+++ b/source/_pages/404.html
@@ -0,0 +1,8 @@
+---
+title: Page not found
+permalink: /404.html
+---
+
+{% block javascripts %}
+<script>plausible("404",{ props: { path: document.location.pathname } });</script>
+{% endblock %}
diff --git a/source/_partials/plausible.html.twig b/source/_partials/plausible.html.twig
index 11e54212..9829cd6c 100644
--- a/source/_partials/plausible.html.twig
+++ b/source/_partials/plausible.html.twig
@@ -1,3 +1,4 @@
 {% if plausible.domain %}
     <script defer data-domain="{{ plausible.domain }}" src="https://plausible.io/js/plausible.js"></script>
+    <script>window.plausible = window.plausible || function() { (window.plausible.q = window.plausible.q || []).push(arguments) }</script>
 {% endif %}
