diff --git a/templates/edit.html b/templates/edit.html
index 420f052..9c56cf5 100644
--- a/templates/edit.html
+++ b/templates/edit.html
@@ -6,7 +6,7 @@
         <title>{{ run_id }} — Diagram → TikZ</title>
         <meta property="og:title" content="{{ run_id }} — Diagram → TikZ" />
         <meta property="og:description" content="View and edit the LaTeX/TikZ code for diagram {{ run_id }}." />
-        <meta property="og:type" content="website" />
+        <meta property="og:type" content="article" />
         <meta property="og:url" content="{{ base_path }}/d/{{ run_id }}" />
         <meta property="og:image" content="{{ base_path }}/d/{{ run_id }}/files/preview.png" />
         <link rel="preconnect" href="https://fonts.googleapis.com" />