diff --git a/src/Objects/AcsCredential.php b/src/Objects/AcsCredential.php
index 3bd50c5..aa9b1a7 100644
--- a/src/Objects/AcsCredential.php
+++ b/src/Objects/AcsCredential.php
@@ -36,6 +36,7 @@ public static function from_json(mixed $json): AcsCredential|null
                 null,
             is_multi_phone_sync_credential: $json->is_multi_phone_sync_credential ??
                 null,
+            is_one_time_use: $json->is_one_time_use ?? null,
             latest_desired_state_synced_with_provider_at: $json->latest_desired_state_synced_with_provider_at ??
                 null,
             parent_acs_credential_id: $json->parent_acs_credential_id ?? null,
@@ -69,6 +70,7 @@ public function __construct(
         public bool|null $is_issued,
         public bool|null $is_latest_desired_state_synced_with_provider,
         public bool|null $is_multi_phone_sync_credential,
+        public bool|null $is_one_time_use,
         public string|null $latest_desired_state_synced_with_provider_at,
         public string|null $parent_acs_credential_id,
         public string|null $starts_at,
diff --git a/src/SeamClient.php b/src/SeamClient.php
index 9939fa4..c67ee79 100644
--- a/src/SeamClient.php
+++ b/src/SeamClient.php
@@ -1187,7 +1187,7 @@ public function create(
 
     public function create_offline_code(
         string $acs_user_id,
-        string $allowed_acs_entrance_id = null,
+        string $allowed_acs_entrance_id,
         string $ends_at = null,
         bool $is_one_time_use = null,
         string $starts_at = null