diff --git a/ops/nixos/bvm-radius/default.nix b/ops/nixos/bvm-radius/default.nix
index c2b915e146..c68a2d29d0 100644
--- a/ops/nixos/bvm-radius/default.nix
+++ b/ops/nixos/bvm-radius/default.nix
@@ -59,6 +59,7 @@ in {
     reloadOrRestartUnits = [ "freeradius.service" ];
   };
   users.users.nginx.extraGroups = lib.mkAfter [ "acme" ];
+  users.groups.acme = {};
 
   system.stateVersion = "21.05";
 }