diff --git a/server.js b/server.js
index ad6ca5a..b8474c2 100644
--- a/server.js
+++ b/server.js
@@ -379,7 +379,7 @@ $('#bootstrap').addEventListener('click', async e => {
 
 async function getSerialPort() {
 
-  const port = await navigator.serial.requestPort();
+  const port = await navigator.serial.requestPort({});
   if (!port) throw new Error('No ports');
 
   return {