diff --git a/domains/stefdp.json b/domains/stefdp.json
index 7d50ffa3c..b007c5807 100644
--- a/domains/stefdp.json
+++ b/domains/stefdp.json
@@ -12,10 +12,10 @@
             "185.199.111.153"
         ],
         "MX": [
-            "mail.is-a.dev"
+            "mail.stefdp.is-a.dev"
         ],
         "TXT": [
-            "v=spf1 mx a:mail.is-a.dev ip4:217.174.245.249 ~all"
+            "v=spf1 mx ~all"
         ]
     }
 }