diff --git a/wwwroot/api/ticket_attachment.dspy b/wwwroot/api/ticket_attachment.dspy
index 6644628..4c0606a 100644
--- a/wwwroot/api/ticket_attachment.dspy
+++ b/wwwroot/api/ticket_attachment.dspy
@@ -19,9 +19,10 @@ if not ok:
     return {"widgettype": "Message", "options": {"title": "打开失败", "message": msg}}
 
 full_path, fname = res
+fname = str(fname)
+safe_name = _quote(fname)
 headers = {}
 if download:
-    safe_name = _quote(str(fname))
     headers['Content-Disposition'] = (
         'attachment; filename="%s"; filename*=UTF-8\'\'%s' % (fname, safe_name))
 else: