diff --git a/fuji/configuration.nix b/fuji/configuration.nix
index f0e4811..cf452c1 100644
--- a/fuji/configuration.nix
+++ b/fuji/configuration.nix
@@ -480,6 +480,10 @@ in
         # For your Fujitsu U9313X - Intel 13th gen
         #CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
         #CPU_ENERGY_PERF_POLICY_ON_BAT = "balance_power";
+        CPU_SCALING_MAX_FREQ_ON_AC = 4700000;
+        CPU_SCALING_MAX_FREQ_ON_BAT = 3000000;
+        CPU_SCALING_MIN_FREQ_ON_AC = 400000;
+        CPU_SCALING_MIN_FREQ_ON_BAT = 400000;
 
         # Optional: CPU boost control
         CPU_BOOST_ON_AC = 1;