From 3cad34726de1607388153c691d65ca5c6a20fe13 Mon Sep 17 00:00:00 2001
From: nek0 <nek0@nek0.eu>
Date: Fri, 30 Apr 2021 10:36:37 +0200
Subject: [PATCH] rewrite hostname to satisfy helo restrictions

---
 hosts/containers/matemat/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hosts/containers/matemat/default.nix b/hosts/containers/matemat/default.nix
index 0782dd38..b2e32a35 100644
--- a/hosts/containers/matemat/default.nix
+++ b/hosts/containers/matemat/default.nix
@@ -41,6 +41,9 @@
     useSTARTTLS = true;
     hostName = "mail.c3d2.de";
     domain = "matemat.hq.c3d2.de";
+    settings = {
+      hostname = "matemat.hq.c3d2.de";
+    };
   };
 
   security.acme = {