diff --git a/workflow/worker.py b/workflow/worker.py
index 94fa135..076af7e 100644
--- a/workflow/worker.py
+++ b/workflow/worker.py
@@ -27,12 +27,7 @@ def do_workflow(video_file, danmaku_base_file, *danmaku_files):
             continue
     print(result)
     file_need_split = multi_gpu_encode_video_with_subtitles(video_file, result, start_ts)
-    for filename in file_need_split:
-        quick_split_video(filename)
     # clean files
-    for filename in file_need_split:
-        if os.path.isfile(filename):
-            os.remove(filename)
     for file in result:
         if os.path.isfile(file):
             os.remove(file)