diff --git a/ops/nixos/lib/whitby-distributed.nix b/ops/nixos/lib/whitby-distributed.nix
index 2c222bc6e6..c5194195b5 100644
--- a/ops/nixos/lib/whitby-distributed.nix
+++ b/ops/nixos/lib/whitby-distributed.nix
@@ -2,10 +2,10 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-{ pkgs, depot, lib, ... }:
+{ lib, ... }:
 {
   # Distributed builds!
-  nix.buildMachines = [ {
+  nix.buildMachines = lib.mkAfter [ {
     hostName = "whitby";
     system = "x86_64-linux";
     maxJobs = 64;
diff --git a/ops/nixos/porcorosso/default.nix b/ops/nixos/porcorosso/default.nix
index 786d90ddf9..f93d91d3a3 100644
--- a/ops/nixos/porcorosso/default.nix
+++ b/ops/nixos/porcorosso/default.nix
@@ -226,6 +226,15 @@ in {
     host  all all ::1/128      trust
   '';
 
+  nix.buildMachines = [ {
+    hostName = "totoro";
+    system = "x86_64-linux";
+    maxJobs = 4;
+    speedFactor = 2;
+    supportedFeatures = [ "nixos-test" "benchmark" "big-parallel" "kvm" ];
+    mandatoryFeatures = [ ];
+  }];
+
 
   # This value determines the NixOS release with which your system is to be
   # compatible, in order to avoid breaking some software such as database