diff --git a/share/profile.json b/share/profile.json
index 2450d701d..81447afe3 100644
--- a/share/profile.json
+++ b/share/profile.json
@@ -451,7 +451,7 @@
             "MNAME_IS_CNAME" : "NOTICE",
             "MNAME_IS_NOT_CNAME" : "INFO",
             "MULTIPLE_SOA" : "ERROR",
-            "MX_RECORD_IS_CNAME" : "INFO",
+            "MX_RECORD_IS_CNAME" : "ERROR",
             "MX_RECORD_IS_NOT_CNAME" : "INFO",
             "NO_RESPONSE" : "DEBUG",
             "NO_RESPONSE_MX_QUERY" : "DEBUG",
diff --git a/share/profile.yaml b/share/profile.yaml
index b423c32ee..34841f4a4 100644
--- a/share/profile.yaml
+++ b/share/profile.yaml
@@ -488,7 +488,7 @@ test_levels:
     MNAME_IS_CNAME: NOTICE
     MNAME_IS_NOT_CNAME: INFO
     MULTIPLE_SOA: ERROR
-    MX_RECORD_IS_CNAME: INFO
+    MX_RECORD_IS_CNAME: ERROR
     MX_RECORD_IS_NOT_CNAME: INFO
     NO_RESPONSE: DEBUG
     NO_RESPONSE_MX_QUERY: DEBUG
diff --git a/t/profiles/Test-all-levels.json b/t/profiles/Test-all-levels.json
index d21f10eb1..dda8a75dc 100644
--- a/t/profiles/Test-all-levels.json
+++ b/t/profiles/Test-all-levels.json
@@ -238,7 +238,7 @@
             "MNAME_NO_RESPONSE" : "NOTICE",
             "MNAME_RECORD_DOES_NOT_EXIST" : "WARNING",
             "MX_RECORD_EXISTS" : "INFO",
-            "MX_RECORD_IS_CNAME" : "INFO",
+            "MX_RECORD_IS_CNAME" : "ERROR",
             "MX_RECORD_IS_NOT_CNAME" : "INFO",
             "NO_MX_RECORD" : "NOTICE",
             "NO_RESPONSE_SOA_QUERY" : "DEBUG",