diff --git a/base.nix b/base.nix
index 58e1784..d5bdea6 100644
--- a/base.nix
+++ b/base.nix
@@ -83,8 +83,8 @@
   nix.gc.automatic = true;
   nix.gc.dates     = "weekly";
   nix.gc.options   = lib.mkIf config.system.autoUpgrade.enable "--delete-older-than 15d";
-  nix.settings.min-free =  3 * 1024 * 1024 * 1024;
-  nix.settings.max-free = 20 * 1024 * 1024 * 1024;
+  nix.settings.min-free =  3 * 1024 * 1024 * 1024; # starts cg
+  nix.settings.max-free = 20 * 1024 * 1024 * 1024; # condition to end gc triggered by min-free
 
   services.thermald.enable = lib.mkIf (lib.all (x: x) [
       (config.nixpkgs.system == "x86_64-linux")
diff --git a/hosts/known-hosts.toml b/hosts/known-hosts.toml
index d2bbaaa..6d765c5 100644
--- a/hosts/known-hosts.toml
+++ b/hosts/known-hosts.toml
@@ -153,7 +153,7 @@ ssh.listenPublicKey = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIb
 
 
 ["heid.idi.ntnu.no"]
-# buildMachine.maxJobs = 24 # 96 threads 1.4TB
+buildMachine.maxJobs = 24 # 96 threads 1.4TB
 buildMachine.speedFactor = 5 # Intel Xeon Platinum 8168 CPU @ 2.70GHz
 buildMachine.supportedFeatures = [ "big-parallel" ]
 # buildMachine.mandatoryFeatures = [ "big-parallel" ]