diff --git a/lib/extension/homeassistant.js b/lib/extension/homeassistant.js
index 688805852..76af73145 100644
--- a/lib/extension/homeassistant.js
+++ b/lib/extension/homeassistant.js
@@ -423,6 +423,8 @@ const cfg = {
         discovery_payload: {
             command_topic: true,
             value_template: '{{ value_json.state }}',
+            state_locked: 'LOCK',
+            state_unlocked: 'UNLOCK',
         },
     },
     'lock_keypad_lockout': {