diff --git a/config/gauss_params.yaml b/config/gauss_params.yaml
index 2999ac306bb940f34f58e552b67afee76ea9b88f..ffa7f710aeede1a7ff40c0b801a88a7a3783c1a2 100644
--- a/config/gauss_params.yaml
+++ b/config/gauss_params.yaml
@@ -6,7 +6,11 @@ mqtt:
     port: 1883
     keepalive: 60
   private_path: device/001
-# Commenting the following lines makes the messages to be puclished in the MQTT server as JSON
+  # Uncomment (the three lines below) and edit the username and password according to your MQTT server settings. Leave commented if no username nor password is required
+  # account:
+  #   username: admin
+  #   password: admin
+# Commenting the following 2 lines makes the messages to be published in the MQTT server as JSON
 # serializer: msgpack:dumps
 # deserializer: msgpack:loads
 bridge: