diff --git a/homeassistant/components/dormakaba_dkey/__init__.py b/homeassistant/components/dormakaba_dkey/__init__.py
index 1f2d83a2582..2f57d9802b9 100644
--- a/homeassistant/components/dormakaba_dkey/__init__.py
+++ b/homeassistant/components/dormakaba_dkey/__init__.py
@@ -19,7 +19,7 @@ from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, Upda
 from .const import CONF_ASSOCIATION_DATA, DOMAIN, UPDATE_SECONDS
 from .models import DormakabaDkeyData
 
-PLATFORMS: list[Platform] = [Platform.LOCK, Platform.SENSOR]
+PLATFORMS: list[Platform] = [Platform.BINARY_SENSOR, Platform.LOCK, Platform.SENSOR]
 
 _LOGGER = logging.getLogger(__name__)