diff --git a/modules/services/gitea-instance.nix b/modules/services/gitea-instance.nix
index 3c1cade..7cc2cf5 100644
--- a/modules/services/gitea-instance.nix
+++ b/modules/services/gitea-instance.nix
@@ -35,7 +35,7 @@ in {
         server.PROTOCOL = "http+unix";
         server.ROOT_URL = "https://${cfg.instanceFQDN}/";
         server.DOMAIN = cfg.instanceFQDN;
-        server.DISABLE_REGISTRATION = true;
+        service.DISABLE_REGISTRATION = true;
       };
     };