diff --git a/nixos-configuration/steveej-laptop/boot.nix b/nixos-configuration/steveej-laptop/boot.nix
index 441a468..fe71bea 100644
--- a/nixos-configuration/steveej-laptop/boot.nix
+++ b/nixos-configuration/steveej-laptop/boot.nix
@@ -10,7 +10,7 @@
 
   # workaround to disable CPU wining
   # current CPU has 9 idle cstates.
-  boot.kernelParams = [ "intel_idle.max_cstate=0" ]; 
+  boot.kernelParams = [ "intel_idle.max_cstate=9" ];
 
   # Workaround for nm-pptp to enforce module load
   boot.kernelModules = [