diff --git a/machines/buck/configuration.nix b/machines/buck/configuration.nix
index 89610aa..728cd3b 100644
--- a/machines/buck/configuration.nix
+++ b/machines/buck/configuration.nix
@@ -200,10 +200,12 @@
   system.stateVersion = "22.05"; # Did you read the comment?
 
   nix = {
-    maxJobs = 8;
     gc = {
       automatic = true;
     };
-    settings.experimental-features = ["nix-command" "flakes"];
+    settings = {
+      experimental-features = ["nix-command" "flakes"];
+      max-jobs = 4;
+    };
   };
 }