diff --git a/src/mainboard/google/volteer/variants/delbin/overridetree.cb b/src/mainboard/google/volteer/variants/delbin/overridetree.cb
index aa06d09e8a..5e9600b26f 100644
--- a/src/mainboard/google/volteer/variants/delbin/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/delbin/overridetree.cb
@@ -69,7 +69,7 @@ chip soc/intel/tigerlake
 	register "tcc_offset" = "8"
 
 	register "power_limits_config[POWER_LIMITS_U_4_CORE]" = "{
-		.tdp_pl1_override = 15,
+		.tdp_pl1_override = 18,
 		.tdp_pl2_override = 51,
 		.tdp_pl4 = 105,
 	}"
@@ -104,11 +104,11 @@ chip soc/intel/tigerlake
 					[4] = DPTF_CRITICAL(TEMP_SENSOR_3,	80, SHUTDOWN)}"
 
 				## Power Limits Control
-				# 3-15W PL1 in 200mW increments, avg over 28-32s interval
-				# PL2 is 15-51W, avg over 28-32s interval
+				# 12-18W PL1 in 200mW increments, avg over 28-32s interval
+				# PL2 is 51W, avg over 28-32s interval
 				register "controls.power_limits" = "{
-					.pl1 = {.min_power = 3000,
-						.max_power = 15000,
+					.pl1 = {.min_power = 12000,
+						.max_power = 18000,
 						.time_window_min = 28 * MSECS_PER_SEC,
 						.time_window_max = 32 * MSECS_PER_SEC,
 						.granularity = 200,},