diff --git a/src/bin/sailtrack-kalman.rs b/src/bin/sailtrack-kalman.rs
index d805c66..8874487 100644
--- a/src/bin/sailtrack-kalman.rs
+++ b/src/bin/sailtrack-kalman.rs
@@ -278,7 +278,8 @@ fn main() {
     let filter_mutex = Arc::new(Mutex::new(filter));
 
     // TODO: Add username and password authentication
-    let mqqt_opts = MqttOptions::new("sailtrack-aggregator", "localhost", 1883);
+    let mut mqqt_opts = MqttOptions::new("sailtrack-kalman", "192.168.42.1", 1883);
+    mqqt_opts.set_credentials("mosquitto","sailtrack");
 
     let (client, mut connection) = Client::new(mqqt_opts, 10);
     client.subscribe("sensor/gps0", QoS::AtMostOnce).unwrap();