diff --git a/src/isar/services/service_connections/mqtt/mqtt_client.py b/src/isar/services/service_connections/mqtt/mqtt_client.py
index d3e4310b..39b53738 100644
--- a/src/isar/services/service_connections/mqtt/mqtt_client.py
+++ b/src/isar/services/service_connections/mqtt/mqtt_client.py
@@ -53,7 +53,7 @@ def __init__(self, mqtt_queue: Queue) -> None:
 
         self.port: int = settings.MQTT_PORT
 
-        self.client: Client = Client()
+        self.client: Client = Client(mqtt.CallbackAPIVersion.VERSION1)
 
         self.client.enable_logger(logger=self.logger)