Index: src/routes/activitypub.js
===================================================================
--- src/routes/activitypub.js	(revision 5bf63b70700b4f2b8855d87b6e8b5cc11fd5e801)
+++ src/routes/activitypub.js	(revision c16e0a5a2c2c866ae09afb2b0996809746bc8e4b)
@@ -54,5 +54,5 @@
   if (!site) return res.status(404).end();
   const posts = db.prepare(
-    `SELECT id, slug, title, content, published_at, created_at
+    `SELECT id, slug, title, content, cover_image_url, published_at, created_at
      FROM posts WHERE site_id = ? AND status = 'published' AND (fan_only IS NULL OR fan_only = 0)
      ORDER BY COALESCE(published_at, created_at) DESC LIMIT 20`