diff --git a/ops/nixos/lib/client.nix b/ops/nixos/lib/client.nix
index 885aa6dd9e..b0507636f7 100644
--- a/ops/nixos/lib/client.nix
+++ b/ops/nixos/lib/client.nix
@@ -12,11 +12,9 @@ in
     programs.ssh.startAgent = true;
     nix.gc.automatic = false;
     services.udisks2.enable = true;
-    networking.networkmanager.extraConfig = lib.mkAfter ''
-      [connection]
-      # Enable mDNS resolver/responder by default unless otherwise configured.
-      connection.mdns=2
-    '';
+
+    # Enable mDNS resolver/responder by default unless otherwise configured.
+    networking.networkmanager.settings.connection."connection.mdns" = 2;
 
     environment.systemPackages = with pkgs; lib.mkMerge [
       (lib.mkIf config.virtualisation.podman.enable [ podman-compose ])