diff --git a/tools/gen_xmps.py b/tools/gen_xmps.py
index effb639..b29fa64 100644
--- a/tools/gen_xmps.py
+++ b/tools/gen_xmps.py
@@ -9,7 +9,13 @@ import config, libs, libs_db
 
 def upload_xmp(pid):
     print(f'{time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())} 上传xmp文件之前先删除oss上的xmp文件所在目录...')
-    config.oss_bucket.delete_object(f'xmps/{pid}/')
+    
+    #移除掉旧的文件夹
+    #config.oss_bucket.delete_object(f'xmps/{pid}/')
+    #删除oss 上的文件夹里的内容
+    object_list = oss2.ObjectIterator(config.oss_bucket, prefix=f'xmps/{pid}/')
+    config.oss_bucket.batch_delete_objects([obj.key for obj in object_list])
+
     start_time = time.time()
     workdir = os.path.join(config.workdir, pid)
     psid = libs.getPSid(pid)