diff --git a/adafruit_gc_iot_core.py b/adafruit_gc_iot_core.py
index 4ef62a9..37f48ec 100644
--- a/adafruit_gc_iot_core.py
+++ b/adafruit_gc_iot_core.py
@@ -339,7 +339,7 @@ def __init__(self, esp, secrets, log=False):
         self._reg_id = secrets["registry_id"]
         self._device_id = secrets["device_id"]
         self._private_key = secrets["private_key"]
-        self.broker = "https://mqtt.googleapis.com"
+        self.broker = "mqtt.googleapis.com"
         self.username = b"unused"
         self.cid = self.client_id