diff --git a/nixos/boxes/vpsfree1/gitea.nix b/nixos/boxes/vpsfree1/gitea.nix
index 5bbc50b7..76955c65 100644
--- a/nixos/boxes/vpsfree1/gitea.nix
+++ b/nixos/boxes/vpsfree1/gitea.nix
@@ -128,9 +128,9 @@ in {
           mailer = {
             ENABLED = true;
             FROM = "git.cyplo.dev <gitea@${emailDomain}>";
-            MAILER_TYPE = "smtp";
-            HOST = "smtp.eu.mailgun.org:465";
-            IS_TLS_ENABLED = true;
+            PROTOCOL = "smtps";
+            SMTP_ADDR = "smtp.eu.mailgun.org";
+            SMTP_PORT = 465;
             USER = "postmaster@${emailDomain}";
           };
         };