diff --git a/nixos/modules/services/networking/bitlbee.nix b/nixos/modules/services/networking/bitlbee.nix
index 54fe70f7ccc0..01a16698384a 100644
--- a/nixos/modules/services/networking/bitlbee.nix
+++ b/nixos/modules/services/networking/bitlbee.nix
@@ -168,8 +168,7 @@ in
         createHome = true;
       };
 
-      users.groups = singleton {
-        name = "bitlbee";
+      users.groups.bitlbee = {
         gid = config.ids.gids.bitlbee;
       };