diff --git a/domains/mymail.json b/domains/mymail.json
index 89ff9f33c..10013535c 100644
--- a/domains/mymail.json
+++ b/domains/mymail.json
@@ -6,7 +6,7 @@
     
         "record": {
             "TXT": [ "verification-code-site-app_lark=c94xuulzjilzjmjbfepl","v=spf1 +include:spf.onlarksuite.com -all"],
-             "MX" : ["mx1.larksuite.com","mx1.larksuite.com","mx1.larksuite.com"]
+             "MX" : ["mx1.larksuite.com","mx2.larksuite.com","mx3.larksuite.com"]
         }
     }