diff --git a/lib/zaptec/api.ts b/lib/zaptec/api.ts
index 20b02f8..3550272 100644
--- a/lib/zaptec/api.ts
+++ b/lib/zaptec/api.ts
@@ -338,6 +338,7 @@ export class ZaptecApi {
         grant_type: 'password',
         username,
         password,
+        scope: 'offline_access',
       }),
     );