diff --git a/app.js b/app.js
index fd4f82b..0d3eb91 100644
--- a/app.js
+++ b/app.js
@@ -539,7 +539,7 @@ function addFileMessage(from, fileName, fileUrl, fileType, avatar, topic) {
   $div.classList.add('message');
 
   const $img = document.createElement('img');
-  $img.src = avatar || 'https://via.placeholder.com/40';
+  $img.src = updatePortInUrl(avatar) || 'https://via.placeholder.com/40';
   $img.classList.add('avatar');
   $div.appendChild($img);
 
@@ -553,7 +553,7 @@ function addFileMessage(from, fileName, fileUrl, fileType, avatar, topic) {
 
   if (fileType.startsWith('image/')) {
     const $image = document.createElement('img');
-    $image.src = fileUrl;
+    $image.src = updatePortInUrl(fileUrl);
     $image.alt = fileName;
     $image.classList.add('attached-image');
     $content.appendChild($image);
@@ -664,7 +664,7 @@ function addAudioMessage(from, audioUrl, avatar, topic) {
   if (from !== config.userName) {
     $audio.autoplay = true; // Add autoplay attribute for peers only
   }
-  $audio.src = audioUrl;
+  $audio.src = updatePortInUrl(audioUrl);
   $audio.classList.add('attached-audio');
   $content.appendChild($audio);