diff --git a/domains/tungnm15.json b/domains/tungnm15.json
index aee5c0909c..6c9026d30b 100644
--- a/domains/tungnm15.json
+++ b/domains/tungnm15.json
@@ -5,12 +5,7 @@
     "email": "anhnh@tungnm15.is-a.dev"
   },
   "records": {
-    "MX": [
-      { "priority": 10, "value": "mx1.improvmx.com" },
-      { "priority": 20, "value": "mx2.improvmx.com" }
-    ],
-    "TXT": [
-      "v=spf1 include:spf.improvmx.com ~all"
-    ]
+    "MX": ["mx1.improvmx.com", "mx2.improvmx.com"],
+    "TXT": ["v=spf1 include:spf.improvmx.com ~all"]
   }
 }