diff --git a/sc_doctor/placard.json b/sc_doctor/placard.json
index aed9707..63ca59f 100644
--- a/sc_doctor/placard.json
+++ b/sc_doctor/placard.json
@@ -2,7 +2,7 @@
     "version": "3f6c5d3a-7ef3-11ee-b962-0242ac123332",
     "title": "公告",
     "content": "这是一个来自自建服务器的公告",
-    "link": "",
+    "link": "https://git.sctoolbox.sccsgo.com/SCToolBox/app",
     "link_type": "link",
     "always_show": false,
     "enable": true