1 files changed, 2 insertions, 2 deletions

diff --git a/hel.nix b/hel.nix
index 9d58f679..ec6adc5a 100644
--- a/hel.nix
+++ b/hel.nix
@@ -286,7 +286,7 @@
         inet_interfaces = "loopback-only";
       
         authorized_submit_users = ["!uucp" "static:anyone"];
-        message_size_limit = 0;
+        message_size_limit = "0";
 
         sender_dependent_default_transport_maps = ''regexp:${pkgs.writeText "sender_relay" ''
           /@math(ematik)?\.(lmu|uni-muenchen)\.de$/ sshsendmail:math60.mathinst.loc
@@ -302,7 +302,7 @@
         smtp_cname_overrides_servername = false;
         smtp_always_send_ehlo = true;
 
-        smtp_tls_loglevel = 1;
+        smtp_tls_loglevel = "1";
         smtp_dns_support_level = "dnssec";
       };
     };