diff --git a/flake.nix b/flake.nix
index faffe95d..3720f9e3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -52,6 +52,7 @@
               nix = {
                 enable = true;
                 settings = {
+                  cores = 1;
                   trusted-users = ["root" user];
                   experimental-features = ["nix-command" "flakes"];
                   auto-optimise-store = true;