diff --git a/lib/server.js b/lib/server.js
index <HASH>..<HASH> 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -104,7 +104,7 @@ Server.prototype._publish = function() {
   var info = this._bridge.getService(Service.AccessoryInformation);
   info.setCharacteristic(Characteristic.Manufacturer, `${toTitleCase(require('../package.json').author.name)}`);
   info.setCharacteristic(Characteristic.Model, `${toTitleCase(require('../package.json').name)}`);
-  info.setCharacteristic(Characteristic.SerialNumber, bridgeConfig.pin);
+  info.setCharacteristic(Characteristic.SerialNumber, bridgeConfig.username);
   info.setCharacteristic(Characteristic.FirmwareRevision, require('../package.json').version);
 
   this._printPin(bridgeConfig.pin);
Update server.js

Populate serial number from bridge username (MAC address)