diff --git a/public/index.html b/public/index.html
index 041c1d5..24cb0d2 100644
--- a/public/index.html
+++ b/public/index.html
@@ -182,7 +182,10 @@ <h2 class="mdc-dialog__title" id="my-dialog-title">Join room</h2>
     </div>
 
     <script>
-        const ws = new WebSocket('ws://localhost:8080');
+
+        const urlHost = window.location.host;
+        const wsUrl = (urlHost === 'webrt-f83c2.web.app') ? 'wss://web-rtc-i6u8.onrender.com:8080' : 'ws://localhost:8080';
+        const ws = new WebSocket(wsUrl);
         const messages = document.getElementById('messages');
         const messageInput = document.getElementById('messageInput');
         const username = prompt("Digite seu nome:");