diff --git a/domains/nhhthong.is-a.dev.json b/domains/nhhthong.is-a.dev.json
index 2d7239994..a5598be92 100644
--- a/domains/nhhthong.is-a.dev.json
+++ b/domains/nhhthong.is-a.dev.json
@@ -2,6 +2,6 @@
   "owner": {
     "email": "nhhthong@gmail.com"
   },
-  "cname": "https://portfolio-x5o6.onrender.com",
+  "cname": "portfolio-x5o6.onrender.com",
   "type": "cname"
 }