From 9a926472f92695576415dbf90da5ba43d3c4ca5e Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@hoyer.xyz>
Date: Tue, 24 Mar 2026 12:34:03 +0100
Subject: [PATCH] feat(mx): configure Roundcube SMTP to use STARTTLS on port
 587

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 systems/x86_64-linux/mx/mailserver.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/systems/x86_64-linux/mx/mailserver.nix b/systems/x86_64-linux/mx/mailserver.nix
index d21deab..f086d7c 100644
--- a/systems/x86_64-linux/mx/mailserver.nix
+++ b/systems/x86_64-linux/mx/mailserver.nix
@@ -244,7 +244,7 @@
     extraConfig = ''
       # starttls needed for authentication, so the fqdn required to match
       # the certificate
-      $config['smtp_server'] = "tls://${config.mailserver.fqdn}";
+      $config['smtp_server'] = "tls://${config.mailserver.fqdn}:587";
       $config['smtp_user'] = "%u";
       $config['smtp_pass'] = "%p";
       $config['imap_host'] = "ssl://${config.mailserver.fqdn}";