diff --git a/custom_components/meross_cloud/cover.py b/custom_components/meross_cloud/cover.py
index 71697a2ea4..7e36144c7e 100644
--- a/custom_components/meross_cloud/cover.py
+++ b/custom_components/meross_cloud/cover.py
@@ -7,6 +7,10 @@
 
 from .common import (DOMAIN, ENROLLED_DEVICES, MANAGER,
                      calculate_gerage_door_opener_id)
+import logging
+
+
+_LOGGER = logging.getLogger(__name__)
 
 ATTR_DOOR_STATE = 'door_state'
 
@@ -40,6 +44,8 @@ def handler(self, evt) -> None:
                     self._state = STATE_OPEN
                 elif evt.door_state == 'closed':
                     self._state = STATE_CLOSED
+                else:
+                    _LOGGER.error("Unknown/Invalid event door_state: %s" % evt.door_state)
 
         # In cny case update the UI
         self.async_schedule_update_ha_state(False)