diff --git a/modules/system/services/server/mailserver/simplenix/default.nix b/modules/system/services/server/mailserver/simplenix/default.nix
index 25caa57..71ef888 100644
--- a/modules/system/services/server/mailserver/simplenix/default.nix
+++ b/modules/system/services/server/mailserver/simplenix/default.nix
@@ -52,5 +52,9 @@
 
   # Rspamd port from earlier to avoid overlap
   services.redis.servers.rspamd.port = 1515;
-  services.ddclient.domains = lib.mkIf config.mailserver.enable [ "mx.${config.domains.p1}" ];
+  services.ddclient.domains = lib.mkIf config.mailserver.enable [
+    "mx.${config.domains.p1}"
+    "mx.${config.domains.p2}"
+    "mail.${config.domains.p2}"
+  ];
 }