diff --git a/modules/power.nix b/modules/power.nix
index 80665bf..26680e1 100644
--- a/modules/power.nix
+++ b/modules/power.nix
@@ -13,7 +13,7 @@
       CPU_SCALING_MIN_FREQ_ON_AC = 800000;
       CPU_SCALING_MAX_FREQ_ON_AC = 3000000;
       CPU_SCALING_MIN_FREQ_ON_BAT = 800000;
-      CPU_SCALING_MAX_FREQ_ON_BAT = 2300000;
+      CPU_SCALING_MAX_FREQ_ON_BAT = 2000000;
 
       # Enable audio power saving for Intel HDA, AC97 devices (timeout in secs).
       # A value of 0 disables, >=1 enables power saving (recommended: 1).