diff --git a/app/src/Server.js b/app/src/Server.js
index db9dda03..058277d1 100644
--- a/app/src/Server.js
+++ b/app/src/Server.js
@@ -387,8 +387,8 @@ function startServer() {
             await ngrok.authtoken(config.ngrokAuthToken);
             await ngrok.connect(config.listenPort);
             const api = ngrok.getApi();
-            const data = JSON.parse(await api.get('api/tunnels')); // v3
-            // const data = await api.listTunnels(); // v4
+            // const data = JSON.parse(await api.get('api/tunnels')); // v3
+            const data = await api.listTunnels(); // v4
             const pu0 = data.tunnels[0].public_url;
             const pu1 = data.tunnels[1].public_url;
             const tunnel = pu0.startsWith('https') ? pu0 : pu1;
diff --git a/package.json b/package.json
index 4b1c9747..e025c8e0 100644
--- a/package.json
+++ b/package.json
@@ -44,8 +44,8 @@
         "httpolyglot": "0.1.2",
         "mediasoup": "3.11.13",
         "mediasoup-client": "3.6.82",
-        "ngrok": "^3.4.1",
-        "qs": "6.11.0",
+        "ngrok": "^4.3.3",
+        "qs": "6.11.1",
         "socket.io": "4.6.1",
         "swagger-ui-express": "4.6.2",
         "uuid": "9.0.0",