diff --git a/lib/mqtt.js b/lib/mqtt.js
index 181b2fa53..0f5418747 100644
--- a/lib/mqtt.js
+++ b/lib/mqtt.js
@@ -22,7 +22,7 @@ class MQTT {
             logger.debug(`Using MQTT client ID: '${mqttSettings.client_id}'`);
             options.clientId = mqttSettings.client_id;
         }
-	
+
         if (mqttSettings.selfsigned) {
             logger.debug(`Using Self Signed Cert. Ignoring warnings.`);
             options.rejectUnauthorized = false;