diff --git a/examples/gc_iot_core_simpletest.py b/examples/gc_iot_core_simpletest.py
index 2e8833d..a1ec214 100644
--- a/examples/gc_iot_core_simpletest.py
+++ b/examples/gc_iot_core_simpletest.py
@@ -105,10 +105,12 @@ def message(client, topic, msg):
 # print("Your JWT is: ", jwt)
 
 # Set up a new MiniMQTT Client
-client = MQTT.MQTT(broker=google_iot.broker,
-                   username=google_iot.username,
-                   password=secrets["jwt"],
-                   client_id=google_iot.cid)
+client = MQTT.MQTT(
+    broker=google_iot.broker,
+    username=google_iot.username,
+    password=secrets["jwt"],
+    client_id=google_iot.cid,
+)
 
 # Initialize Google MQTT API Client
 google_mqtt = MQTT_API(client)