diff --git a/Tiobon.Core.Services/Ghre/Ghre_CourseWareServices.cs b/Tiobon.Core.Services/Ghre/Ghre_CourseWareServices.cs
index 11f0216f..c2ba2344 100644
--- a/Tiobon.Core.Services/Ghre/Ghre_CourseWareServices.cs
+++ b/Tiobon.Core.Services/Ghre/Ghre_CourseWareServices.cs
@@ -154,9 +154,11 @@ public class Ghre_CourseWareServices : BaseServices<Ghre_CourseWare, Ghre_Course
         var files = attachments.Select(x => $"{webRootPath}{"\\" + x.RelativePath}").ToArray();
         if (files.Length > 0)
         {
-            CreateZip($"{webRootPath}{outPath}", files);
+            if (files.Length > 1)
+                CreateZip($"{webRootPath}{outPath}", files);
+            else
+                outPath = files[0];
             return ServiceResult<string>.OprateSuccess(null, outPath);
-
         }
         else
             return ServiceResult<string>.OprateFailed("该课件无附件！");