diff --git a/main.js b/main.js
index a6c64ca..b69d2cb 100644
--- a/main.js
+++ b/main.js
@@ -250,7 +250,7 @@ function prepareConfig(config) {
 
     let options = {
         config: {
-            type:               params.type || 'tcp',
+            type:               'tcp',
             round:              parseInt(params.round, 10) || 0,
             timeout:            parseInt(params.timeout, 10) || 5000,
             defaultDeviceId:   (params.deviceId === undefined || params.deviceId === null) ? 1 : (parseInt(params.deviceId, 10) || 0),