diff --git a/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs b/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
index a85f0eb..c3cf6ab 100644
--- a/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
+++ b/src/N_m3u8DL-RE/DownloadManager/SimpleDownloadManager.cs
@@ -123,7 +123,7 @@ namespace N_m3u8DL_RE.DownloadManager
             if (segments.Count() == 1) speedContainer.SingleSegment = true;
 
             var type = streamSpec.MediaType ?? Common.Enum.MediaType.VIDEO;
-            var dirName = $"{DownloaderConfig.MyOptions.SaveName ?? NowDateTime.ToString("yyyy-MM-dd_HH-mm-ss")}_{streamSpec.GroupId}_{streamSpec.Codecs}_{streamSpec.Bandwidth}_{streamSpec.Language}";
+            var dirName = $"{DownloaderConfig.MyOptions.SaveName ?? NowDateTime.ToString("yyyy-MM-dd_HH-mm-ss")}_{task.Id}_{streamSpec.GroupId}_{streamSpec.Codecs}_{streamSpec.Bandwidth}_{streamSpec.Language}";
             //去除非法字符
             dirName = ConvertUtil.GetValidFileName(dirName, filterSlash: true);
             var tmpDir = Path.Combine(DownloaderConfig.MyOptions.TmpDir ?? Environment.CurrentDirectory, dirName);