diff --git a/modules/mailserver/postfix.nix b/modules/mailserver/postfix.nix
index 62b7eaa..15d1d72 100644
--- a/modules/mailserver/postfix.nix
+++ b/modules/mailserver/postfix.nix
@@ -35,7 +35,6 @@ let
       cfg.cleanHeaders);
 in
 lib.mkIf cfg.enable {
-  security.dhparams.params.postfix = { };
   services.postfix = {
     enable = true;
 
@@ -105,8 +104,6 @@ lib.mkIf cfg.enable {
         "DHE-RSA-AES256-GCM-SHA384"
       ];
       tls_preempt_cipherlist = "no";
-
-      smtpd_tls_dh1024_param_file = config.security.dhparams.params.postfix.path;
     };
 
     # plain/STARTTLS (forced with smtpd_tls_security_level)