diff --git a/_includes/layouts/post.njk b/_includes/layouts/post.njk
index d7a04ba..320563b 100644
--- a/_includes/layouts/post.njk
+++ b/_includes/layouts/post.njk
@@ -200,7 +200,7 @@ withBlogSidebar: true
   </footer>
   {% endif %}
 
-  <a class="u-url" href="{{ page.url }}" hidden>Permalink</a>
+  <a class="u-url u-uid" href="{{ site.url }}{{ page.url }}" hidden>Permalink</a>
 
   {# Author h-card for IndieWeb authorship #}
   <span class="p-author h-card hidden">