diff --git a/app.js b/app.js
index 302e547..b975fe3 100644
--- a/app.js
+++ b/app.js
@@ -386,7 +386,7 @@ function onMessageAdded(from, message, avatar) {
   $div.classList.add('message');
 
   const $img = document.createElement('img');
-  $img.src = avatar || 'https://via.placeholder.com/40'; // Default to a placeholder image if avatar URL is not provided
+  $img.src = updatePortInUrl(config.userAvatar) || 'https://via.placeholder.com/40'; // Default to a placeholder image if avatar URL is not provided
   $img.classList.add('avatar');
   $div.appendChild($img);