diff --git a/src/resource_clients/request_queue.ts b/src/resource_clients/request_queue.ts
index 7a49e426..a5504307 100644
--- a/src/resource_clients/request_queue.ts
+++ b/src/resource_clients/request_queue.ts
@@ -534,6 +534,8 @@ export interface RequestQueueClientListAndLockHeadOptions {
 
 export interface RequestQueueClientListAndLockHeadResult extends RequestQueueClientListHeadResult {
     lockSecs: number;
+    queueHasLockedRequests: boolean;
+    clientKey: string;
 }
 
 export interface RequestQueueClientListItem {