diff --git a/hosts/hainich/services/mail.nix b/hosts/hainich/services/mail.nix
index 1b6cf6e..4e1614a 100644
--- a/hosts/hainich/services/mail.nix
+++ b/hosts/hainich/services/mail.nix
@@ -11,7 +11,7 @@ in {
     mailDirectory = "/data/mail";
     enable = true;
     fqdn = "mail.hacc.space";
-    domains = [ "hacc.space" "hacc.earth" "4future.dev" "4futu.re" "infra4future.de" "discuss.infra4future.de" ];
+    domains = [ "hacc.space" "hacc.earth" "4future.dev" "4futu.re" "infra4future.de" "discuss.infra4future.de" "lists.hacc.space" "lists.infra4future.de" ];
 
     loginAccounts = {
         "hexchen@hacc.space" = {
diff --git a/hosts/hainich/services/sympa.nix b/hosts/hainich/services/sympa.nix
index a4bf884..509f891 100644
--- a/hosts/hainich/services/sympa.nix
+++ b/hosts/hainich/services/sympa.nix
@@ -3,6 +3,7 @@
 {
   services.sympa = {
 	  enable = true;
+    mta = "none";
 	  lang = "de";
 	  domains."lists.infra4future.de".webHost = "lists.infra4future.de";
 	  domains."lists.hacc.space".webHost = "lists.hacc.space";