diff --git a/custom_components/hive_local_thermostat/climate.py b/custom_components/hive_local_thermostat/climate.py
index a9b123a..3d9ac63 100644
--- a/custom_components/hive_local_thermostat/climate.py
+++ b/custom_components/hive_local_thermostat/climate.py
@@ -223,7 +223,7 @@ async def async_set_hvac_mode(self, hvac_mode):
             LOGGER.debug("Sending to {self._topic}/set message {payload}")
             await mqtt_client.async_publish(self.hass, self._topic + "/set", payload)
 
-            sleep(0.5)
+            await sleep(0.5)
 
             if self.entity_description.model == MODEL_SLR2:
                 payload = (