diff --git a/api/@ohos.backgroundTaskManager.d.ts b/api/@ohos.backgroundTaskManager.d.ts
index c979e5be5..85bd32ad3 100644
--- a/api/@ohos.backgroundTaskManager.d.ts
+++ b/api/@ohos.backgroundTaskManager.d.ts
@@ -75,4 +75,6 @@ declare namespace backgroundTaskManager {
      * @return Info of delay request
      */
     function requestSuspendDelay(reason: string, callback: Callback<void>): DelaySuspendInfo;
-}
\ No newline at end of file
+}
+
+export default backgroundTaskManager;
\ No newline at end of file