diff --git a/www/app/components/webrtc.js b/www/app/components/webrtc.js
index 02aea897..62bebb0d 100644
--- a/www/app/components/webrtc.js
+++ b/www/app/components/webrtc.js
@@ -1,6 +1,7 @@
 import { useEffect, useState } from "react";
 import Peer from "simple-peer";
 
+// allow customization of the WebRTC server URL from env
 const WEBRTC_SERVER_URL = process.env.NEXT_PUBLIC_WEBRTC_SERVER_URL || "http://127.0.0.1:1250/offer";
 
 const useWebRTC = (stream) => {