diff --git a/templates/partials/footer.html b/templates/partials/footer.html
index 5bd4083..73d7c5a 100644
--- a/templates/partials/footer.html
+++ b/templates/partials/footer.html
@@ -1,6 +1,7 @@
 <footer>
-  <p>powered by <a href="https://getzola.org" target="_blank" rel="noopener noreferral">zola</a> + <a
-      href="https://github.com/not-matthias/apollo" target="_blank" rel="noopener noreferral">apollo</a> and
-    <a href="https://nixos.org" target="_blank" rel="noopener noreferral">nix</a>.
+  <p>powered by <a href="https://getzola.org" target="_blank" rel="noopener noreferral"><code>zola</code></a> + <a
+      href="https://github.com/not-matthias/apollo" target="_blank" rel="noopener noreferral"><code>apollo</code></a>
+    and
+    <a href="https://nixos.org" target="_blank" rel="noopener noreferral"><code>nix</code></a>.
   </p>
 </footer>
\ No newline at end of file
diff --git a/templates/partials/nav.html b/templates/partials/nav.html
index b4e49d2..a0f941c 100644
--- a/templates/partials/nav.html
+++ b/templates/partials/nav.html
@@ -5,7 +5,8 @@
 
   <nav>
     {% for menu in config.extra.menu %}
-    {%- if menu.external %}
+    {%- set external = menu.external | default(value=false) -%}
+    {%- if external %}
     <a href={{ menu.url }} target="_blank" rel="noopener noreferrer">{{ menu.name }}</a>
     {%- else %}
     <a href={{ menu.url }}>{{ menu.name }}</a>