diff --git a/domains/jer.json b/domains/jer.json
index b1646e945..be66faf1a 100644
--- a/domains/jer.json
+++ b/domains/jer.json
@@ -4,6 +4,6 @@
     "email": "chen.fuyuan07@gmail.com"
   },
   "record": {
-    "CNAME": "i-jer.github.io"
+    "CNAME": "cbx3ryr6.up.railway.app"
   }
 }