diff --git a/src/mainboard/system76/darp7/devicetree.cb b/src/mainboard/system76/darp7/devicetree.cb
index dbafa2d436..82195918a5 100644
--- a/src/mainboard/system76/darp7/devicetree.cb
+++ b/src/mainboard/system76/darp7/devicetree.cb
@@ -25,13 +25,13 @@ chip soc/intel/tigerlake
 		// /sys/class/powercap/intel-rapl:0/constraint_0_power_limit_uw
 		.tdp_pl1_override = 28,
 		// /sys/class/powercap/intel-rapl:0/constraint_1_power_limit_uw
-		.tdp_pl2_override = 51,
+		.tdp_pl2_override = 40,
 	}"
 	register "power_limits_config[POWER_LIMITS_U_2_CORE]" = "{
 		// /sys/class/powercap/intel-rapl:0/constraint_0_power_limit_uw
 		.tdp_pl1_override = 28,
 		// /sys/class/powercap/intel-rapl:0/constraint_1_power_limit_uw
-		.tdp_pl2_override = 51,
+		.tdp_pl2_override = 40,
 	}"
 
 # Finalize (soc/intel/tigerlake/finalize.c)