diff --git a/addons/hw_drivers/main.py b/addons/hw_drivers/main.py
index 8f7b005797c..9987824d52f 100644
--- a/addons/hw_drivers/main.py
+++ b/addons/hw_drivers/main.py
@@ -96,7 +96,7 @@ class Manager(Thread):
             _logger.warning("An error happened when trying to get the HTTPS certificate: %s",
                             certificate_details)
 
-        iot_client = WebsocketClient(helpers.get_odoo_server_url())
+        iot_client = helpers.get_odoo_server_url() and WebsocketClient(helpers.get_odoo_server_url())
         # We first add the IoT Box to the connected DB because IoT handlers cannot be downloaded if
         # the identifier of the Box is not found in the DB. So add the Box to the DB.
         self.send_alldevices(iot_client)