diff --git a/plugins/qlab/main.js b/plugins/qlab/main.js
index e161243..b0d50a5 100644
--- a/plugins/qlab/main.js
+++ b/plugins/qlab/main.js
@@ -8,6 +8,7 @@ exports.config = {
   remotePort: 53000,
   localPort: 53001,
   mayChangePorts: true,
+  mayChangeLocalPort: false,
   heartbeatInterval: 100,
   heartbeatTimeout: 5000,
   searchOptions: {
diff --git a/src/view.js b/src/view.js
index 404abf6..937ca01 100644
--- a/src/view.js
+++ b/src/view.js
@@ -184,6 +184,12 @@ function switchDevice(id) {
     document.getElementById('device-settings-rx-port').disabled = true;
   }
 
+  if (activeDevice.plugin.config.mayChangeLocalPort === false) {
+    document.getElementById('device-settings-rx-port').disabled = true;
+  } else {
+    document.getElementById('device-settings-rx-port').disabled = false;
+  }
+
   if (activeDevice.plugin.config.localPort) {
     // document.getElementById('device-settings-port-label').textContent = 'Remote\nPort:';
     document.getElementById('device-settings-rx-port-row').style.display = 'table-row';