diff --git a/index.html b/index.html
index c8a9715..cf65e6a 100644
--- a/index.html
+++ b/index.html
@@ -42,9 +42,18 @@
 
     <ul>
       <li><a href="/blocklist/">HTML list</a> – All instances in one page.</li>
-      <li><a href="/rss">RSS feed</a> – Subscribe to new entries.</li>
+      <li><a href="/rss">RSS feed</a> – Subscribe to new entries.<a href="#fn1">¹</a></li>
     </ul>
 
+    <section>
+      <p id="fn1">
+        ¹ You can also subscribe to specific tags only, for example with the URL
+        <code>https://fediblock.org/rss?tags[]=racim&tags[]=homomisia</code>. The webinterface for
+        that is not implemented yet. We'd be happy about a
+        <a href="https://schlomp.space/FediBlock/website">pull request</a> if you want to help out.
+      </p>
+    </section>
+
     <h2>Suggest instance</h2>
 
     <form method="post" action="/add" enctype="multipart/form-data">