diff --git a/domains/trix.json b/domains/trix.json
index fe20728a6e..edf81268fc 100644
--- a/domains/trix.json
+++ b/domains/trix.json
@@ -5,7 +5,12 @@
     },
     "records": {
         "CNAME": "bio-81b.pages.dev",
-        "MX": ["mx1.improvmx.com", "mx2.improvmx.com"],
+        "MX": [
+            {
+                "target": "inbound-smtp.ap-northeast-1.amazonaws.com",
+                "priority": 9
+            }
+        ],
         "TXT": ["v=spf1 include:spf.improvmx.com ~all"]
     },
     "proxied": true