diff --git a/assets/js/winkey.js b/assets/js/winkey.js
index 3f1112d5..e6f29209 100644
--- a/assets/js/winkey.js
+++ b/assets/js/winkey.js
@@ -111,7 +111,7 @@ async function connect() {
 
         // - Wait for the port to open.
         await port.open({ baudRate: 1200 });
-        await port.setSignals({ requestToSend: true });
+        await port.setSignals({ dataTerminalReady: true });
 
         statusBar.innerText = "Connected";
         connectButton.innerText = "Disconnect"