diff --git a/src/mainboard/google/brya/variants/rull/overridetree.cb b/src/mainboard/google/brya/variants/rull/overridetree.cb
index 37669331cf..6e7c2c229a 100644
--- a/src/mainboard/google/brya/variants/rull/overridetree.cb
+++ b/src/mainboard/google/brya/variants/rull/overridetree.cb
@@ -14,8 +14,8 @@ end
 chip soc/intel/alderlake
 	# Acoustic settings
 	register "acoustic_noise_mitigation" = "true"
-	register "slow_slew_rate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
-	register "slow_slew_rate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
+	register "slow_slew_rate[VR_DOMAIN_IA]" = "SLEW_FAST_4"
+	register "slow_slew_rate[VR_DOMAIN_GT]" = "SLEW_FAST_4"
 	register "fast_pkg_c_ramp_disable[VR_DOMAIN_IA]" = "true"
 	register "fast_pkg_c_ramp_disable[VR_DOMAIN_GT]" = "true"