diff --git a/nix-system-configs/modules/system/traefik.nix b/nix-system-configs/modules/system/traefik.nix
index ac89e9b..76bf4ed 100644
--- a/nix-system-configs/modules/system/traefik.nix
+++ b/nix-system-configs/modules/system/traefik.nix
@@ -474,12 +474,12 @@ in {
           };
 
           # Mail TCP routers: SMTP (25), SMTPS (465 implicit TLS), IMAPS (993 implicit TLS)
-          #mail-smtp = {
-          #  # catch-all TCP router for port 25
-          #   rule = "HostSNI(`*`)";
-          #  service = "mail-smtp";
-          #  entryPoints = ["smtp"];
-          # };
+          mail-smtp = {
+            # catch-all TCP router for port 25
+            rule = "HostSNI(`*`)";
+            service = "mail-smtp";
+            entryPoints = ["smtp"];
+          };
 
           mail-smtps = {
             # SMTPS implicit TLS - passthrough to backend