diff --git a/homeassistant/components/yalexs_ble/lock.py b/homeassistant/components/yalexs_ble/lock.py
index d457784a038..f6fa1917d7e 100644
--- a/homeassistant/components/yalexs_ble/lock.py
+++ b/homeassistant/components/yalexs_ble/lock.py
@@ -40,17 +40,19 @@ class YaleXSBLELock(YALEXSBLEEntity, LockEntity):
         self._attr_is_unlocking = False
         self._attr_is_jammed = False
         lock_state = new_state.lock
-        if lock_state == LockStatus.LOCKED:
+        if lock_state is LockStatus.LOCKED:
             self._attr_is_locked = True
-        elif lock_state == LockStatus.LOCKING:
+        elif lock_state is LockStatus.LOCKING:
             self._attr_is_locking = True
-        elif lock_state == LockStatus.UNLOCKING:
+        elif lock_state is LockStatus.UNLOCKING:
             self._attr_is_unlocking = True
         elif lock_state in (
             LockStatus.UNKNOWN_01,
             LockStatus.UNKNOWN_06,
         ):
             self._attr_is_jammed = True
+        elif lock_state is LockStatus.UNKNOWN:
+            self._attr_is_locked = None
         super()._async_update_state(new_state, lock_info, connection_info)
 
     async def async_unlock(self, **kwargs: Any) -> None: