diff --git a/nixos/package-configs/gitea/configuration.nix b/nixos/package-configs/gitea/configuration.nix
index 3e4f2b1..8465219 100644
--- a/nixos/package-configs/gitea/configuration.nix
+++ b/nixos/package-configs/gitea/configuration.nix
@@ -32,7 +32,7 @@
       };
       mailer = {
         ENABLED = true;
-        MAILER_TYPE = "sendmail";
+        PROTOCOL = "sendmail";
         FROM = "no-reply@git.lillianviolet.dev";
         SENDMAIL_PATH = "${pkgs.system-sendmail}/bin/sendmail";
       };