diff --git a/src/mainboard/google/brya/variants/kuldax/overridetree.cb b/src/mainboard/google/brya/variants/kuldax/overridetree.cb
index e36c9f493f..35af1cf50c 100644
--- a/src/mainboard/google/brya/variants/kuldax/overridetree.cb
+++ b/src/mainboard/google/brya/variants/kuldax/overridetree.cb
@@ -12,6 +12,10 @@ fw_config
 end
 
 chip soc/intel/alderlake
+	register "domain_vr_config[VR_DOMAIN_IA]" = "{
+		.enable_fast_vmode = 1,
+	}"
+
 	register "sagv" = "SaGv_Enabled"
 
 	register "usb2_ports[1]" = "USB2_PORT_EMPTY"	# Disable USB2 Port 1