diff --git a/lib/usb-connection.js b/lib/usb-connection.js
index <HASH>..<HASH> 100644
--- a/lib/usb-connection.js
+++ b/lib/usb-connection.js
@@ -29,7 +29,7 @@ try {
   // var VENDOR_REQ_IN  = usb.LIBUSB_REQUEST_TYPE_VENDOR | usb.LIBUSB_RECIPIENT_DEVICE | usb.LIBUSB_ENDPOINT_IN;
 } catch (e) {
   haveusb = false;
-  log.error('WARNING: No usb controller found on this system.');
+  log.error('WARNING: No USB controller found on this system. Please run npm install -g t2-cli to compile USB drivers for your version of node');
 }
 
 var Daemon = require('./usb/usb-daemon');
Update error message for USB controller when the version of node is changed (#<I>)