diff --git a/json/kdb.json b/json/kdb.json
index 183985e..ddd0d3c 100644
--- a/json/kdb.json
+++ b/json/kdb.json
@@ -16,6 +16,7 @@
 		"subtables":[
 			{
 				"field":"fiid",
+				"subtable":"folder",
 				"title":"文件管理",
 				"url":"{{entire_url('/filemgr/folder')}}"
 			}