diff --git a/video-gen-api/app/services/upload_queue.py b/video-gen-api/app/services/upload_queue.py
index 73ce61f0..ba9d51cf 100644
--- a/video-gen-api/app/services/upload_queue.py
+++ b/video-gen-api/app/services/upload_queue.py
@@ -15,6 +15,7 @@ from app.models.pre_test_template import PreTestTemplate
 from app.utils.id_gen import generate_id
 from app.utils.douyinApi import DouyinApi
 from app.utils.logger import get_logger
+import os
 
 import hashlib
 import json
@@ -27,7 +28,6 @@ class UploadQueue:
     def __init__(self):
         self.queue: asyncio.Queue[str] = asyncio.Queue()
         self.running = False
-
     async def enqueue(self, task_id: str):
         """Add a task to the queue."""
         await self.queue.put(task_id)
@@ -622,4 +622,4 @@ async def _update_material_pre_test_status(
     )
 
 
-upload_queue = UploadQueue()
\ No newline at end of file
+upload_queue = UploadQueue()