diff --git a/domains/penguin.json b/domains/penguin.json
index c65373acf..9fa7ca004 100644
--- a/domains/penguin.json
+++ b/domains/penguin.json
@@ -11,10 +11,11 @@
     "185.199.111.153"
   ],
     "MX": [
-      "mx1.improvmx.com",
-      "mx2.improvmx.com"
+      "mx.zoho.com.au",
+      "mx2.zoho.com.au",
+      "mx3.zoho.com.au"
     ],
-    "TXT": "v=spf1 include:spf.improvmx.com ~all"
+    "TXT": "v=spf1 include:zoho.com.au ~all"
     
   }