diff --git a/nixbld-etc-nixos/configuration.nix b/nixbld-etc-nixos/configuration.nix
index d3e853e2..c61b0007 100644
--- a/nixbld-etc-nixos/configuration.nix
+++ b/nixbld-etc-nixos/configuration.nix
@@ -288,7 +288,7 @@ in
   services.udev.packages = [ pkgs.sane-backends ];
 
   nix.package = pkgs.nix_2_4;
-  nix.distributedBuilds = true;
+  nix.maxJobs = 10;
   nix.nrBuildUsers = 64;
   nix.trustedUsers = ["sb"];
   services.hydra = {