diff --git a/nix-system-configs/modules/system/mail-server.nix b/nix-system-configs/modules/system/mail-server.nix
index d48f4da..5f23077 100644
--- a/nix-system-configs/modules/system/mail-server.nix
+++ b/nix-system-configs/modules/system/mail-server.nix
@@ -61,7 +61,6 @@ in {
       "stalwart/cloudflare-username".mode = "0777";
     };
 
-
     systemd.tmpfiles.rules = [
       # z = create/modify file or directory, set mode and owner
       "z /etc/stalwart 0555 root root - -"
diff --git a/nix-system-configs/modules/system/traefik.nix b/nix-system-configs/modules/system/traefik.nix
index 6a987d3..13a80fb 100644
--- a/nix-system-configs/modules/system/traefik.nix
+++ b/nix-system-configs/modules/system/traefik.nix
@@ -267,10 +267,10 @@ in {
           };
 
           # Mail entrypoints: plain SMTP, implicit SMTPS (465) and IMAPS (993)
-          #smtp = {
-          #  # plain SMTP (port 25) - TCP passthrough to backend
-          #  address = "[::]:25";
-          # };
+          smtp = {
+            # plain SMTP (port 25) - TCP passthrough to backend
+            address = "[::]:25";
+          };
           smtps = {
             # implicit TLS SMTP (port 465) - passthrough to backend
             address = "[::]:465";
@@ -311,7 +311,7 @@ in {
           };
           # Middleware to strip the /management prefix when proxying to the mail admin
           mail-strip-management = {
-            stripPrefix = { prefixes = ["/management"]; };
+            stripPrefix = {prefixes = ["/management"];};
           };
         };
 
@@ -382,7 +382,7 @@ in {
             rule = "Host(`mail.prg-radio.org`) && PathPrefix(`/management`)";
             service = "mail-webadmin";
             entryPoints = ["websecure"];
-            tls = { certresolver = "acme"; };
+            tls = {certresolver = "acme";};
             # strip the /management prefix before proxying to the backend
             middlewares = ["mail-strip-management"];
           };
@@ -516,9 +516,9 @@ in {
           };
 
           # Mail TCP services
-          #  mail-smtp.loadBalancer = {
-          #     servers = [ { address = "10.1.1.15:25"; } ];
-          #   };
+          mail-smtp.loadBalancer = {
+            servers = [{address = "10.1.1.15:25";}];
+          };
 
           mail-smtps.loadBalancer = {
             servers = [{address = "10.1.1.15:465";}];