diff --git a/src/App.jsx b/src/App.jsx
index 3723c7d..5808211 100644
--- a/src/App.jsx
+++ b/src/App.jsx
@@ -52,6 +52,7 @@ function App() {
           clientId: 'mqttjs_' + Math.random().toString(16).substring(2, 8),
           connectTimeout: mqttOptions.connectTimeout,
           reconnectPeriod: mqttOptions.reconnectPeriod,
+          rejectUnauthorized: false, // if using self-signed certs
           clean: false,
           keepalive: 30,
         });