diff --git a/config.yaml.example b/config.yaml.example
index 51fef2c..347c004 100755
--- a/config.yaml.example
+++ b/config.yaml.example
@@ -39,6 +39,7 @@ manager:
     #         mac: 00:11:22:33:44:55
     #         discovery_temperature_topic: some/sensor/with/temperature       # Optional current_temperature_topic for HASS discovery
     #         discovery_temperature_template: "{{ value_json.temperature }}"  # Optional current_temperature_template for HASS discovery
+    #         interface: 0                                                    # Optional interface id for bt communication
     #     topic_prefix: thermostat
     #   topic_subscription: thermostat/+/+/set
     #   update_interval: 60
diff --git a/workers/thermostat.py b/workers/thermostat.py
index 902b303..2967010 100644
--- a/workers/thermostat.py
+++ b/workers/thermostat.py
@@ -3,7 +3,7 @@
 from workers.base import BaseWorker, retry
 import logger
 
-REQUIREMENTS = ["python-eq3bt==0.1.11"]
+REQUIREMENTS = ["python-eq3bt==0.1.12"]
 _LOGGER = logger.get(__name__)
 
 MODE_HEAT = "heat"
@@ -44,7 +44,7 @@ def _setup(self):
             elif isinstance(obj, dict):
                 self.devices[name] = {
                     "mac": obj["mac"],
-                    "thermostat": Thermostat(obj["mac"]),
+                    "thermostat": Thermostat(obj["mac"], obj.get("interface")),
                     "discovery_temperature_topic": obj.get(
                         "discovery_temperature_topic"
                     ),