diff --git a/flake.nix b/flake.nix
index f703048..049e20f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -277,7 +277,7 @@
             ];
             # https://nix.dev/manual/nix/2.17/advanced-topics/cores-vs-jobs
             nix.settings.max-jobs = 1;
-            nix.settings.cores = 4;
+            nix.settings.cores = 1;
             # no channesl needed this way
             nix.nixPath = [ "nixpkgs=${pkgs.path}" ];