diff --git a/xiaomusic/httpserver.py b/xiaomusic/httpserver.py
index f80f153..7442717 100644
--- a/xiaomusic/httpserver.py
+++ b/xiaomusic/httpserver.py
@@ -563,7 +563,7 @@ async def downloadplaylist(data: DownloadPlayList, Verifcation=Depends(verificat
             dir_path = os.path.join(config.download_path, data.dirname)
             log.debug(f"Download dir_path: {dir_path}")
             # 可能只是部分失败，都需要整理下载目录
-            remove_common_prefix(dir_path)
+            remove_common_prefix(config.download_path, dir_path)
             chmoddir(dir_path)
             return {"ret": "OK"}
         else:
@@ -577,7 +577,7 @@ async def downloadplaylist(data: DownloadPlayList, Verifcation=Depends(verificat
             dir_path = os.path.join(config.download_path, data.dirname)
             log.debug(f"Download dir_path: {dir_path}")
             # 可能只是部分失败，都需要整理下载目录
-            remove_common_prefix(dir_path)
+            remove_common_prefix(config.download_path, dir_path)
             chmoddir(dir_path)
 
         asyncio.create_task(check_download_proc())
diff --git a/xiaomusic/utils.py b/xiaomusic/utils.py
index 58820d3..b4d01ff 100644
--- a/xiaomusic/utils.py
+++ b/xiaomusic/utils.py
@@ -1108,9 +1108,7 @@ def _longest_common_prefix(file_names):
 
 
 # 移除目录下文件名前缀相同的
-def remove_common_prefix(directory):
-    # Define the safe root directory
-    safe_root = config.download_path
+def remove_common_prefix(safe_root, directory):
     # Normalize the directory path
     normalized_directory = os.path.normpath(directory)
     # Ensure the directory is within the safe root