diff --git a/docs/index.html b/docs/index.html
index 8db9ad7..147438f 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -40,15 +40,16 @@
 			It really works like a private tracker, but can be generated with one click of a button.
 		</p>
 
-		<button onclick="makeRoom(16)">I'm in. Generate private tracker for me</button>
+		<button onclick="makeRoom(32)">I'm in. Generate private tracker for me</button>
 
 		<div id="hidden" style="display:none">
 			<h3>Your announce URL:</h3>
 			<code class="url">https://privtracker.com/{{room}}/announce</code>
 			<button onclick="copyToClipboard()">Copy to clipboard</button>
+			<p>(You can also use any random string as the Room ID. We don't store it anywhere.)</p>
 		</div>
 		<div>
-			
+
 		</div>
 		<h2>How to create private torrent?</h2>
 		<h3>Using <a href="https://transmissionbt.com/" target="_blank">transmission</a> on Linux:</h3>