diff --git a/app/classes/web/ajax_handler.py b/app/classes/web/ajax_handler.py
index fa7e4b18..78ad91d0 100644
--- a/app/classes/web/ajax_handler.py
+++ b/app/classes/web/ajax_handler.py
@@ -214,6 +214,9 @@ class AjaxHandler(BaseHandler):
             file_path = self.get_body_argument('file_path', default=None, strip=True)
             server_id = self.get_argument('id', None)
 
+            if os.name == "nt":
+                file_path = file_path.replace('/', "\\")
+
             console.warning("delete {} for server {}".format(file_path, server_id))
 
             if not self.check_server_id(server_id, 'del_file'):