diff --git a/src/mainboard/google/poppy/variants/baseboard/devicetree.cb b/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
index cabf3dea9a..f10db59bb0 100644
--- a/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/baseboard/devicetree.cb
@@ -192,7 +192,8 @@ chip soc/intel/skylake
 	}"
 
 	register "speed_shift_enable" = "1"
-	register "tdp_pl2_override" = "7"
+	# PL2 override 15W for KBL-Y
+	register "tdp_pl2_override" = "15"
 	register "tcc_offset" = "10"     # TCC of 90C
 
 	# Use default SD card detect GPIO configuration
diff --git a/src/mainboard/google/poppy/variants/baseboard/include/baseboard/acpi/dptf.asl b/src/mainboard/google/poppy/variants/baseboard/include/baseboard/acpi/dptf.asl
index cbe4b7a360..52901f933c 100644
--- a/src/mainboard/google/poppy/variants/baseboard/include/baseboard/acpi/dptf.asl
+++ b/src/mainboard/google/poppy/variants/baseboard/include/baseboard/acpi/dptf.asl
@@ -79,8 +79,8 @@ Name (MPPC, Package ()
 	},
 	Package () {	/* Power Limit 2 */
 		1,	/* PowerLimitIndex, 1 for Power Limit 2 */
-		3000,	/* PowerLimitMinimum */
-		7000,	/* PowerLimitMaximum */
+		15000,	/* PowerLimitMinimum */
+		15000,	/* PowerLimitMaximum */
 		1000,	/* TimeWindowMinimum */
 		1000,	/* TimeWindowMaximum */
 		1000	/* StepSize */
diff --git a/src/mainboard/google/poppy/variants/soraka/devicetree.cb b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
index 3de9854bdc..b874093b26 100644
--- a/src/mainboard/google/poppy/variants/soraka/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/soraka/devicetree.cb
@@ -201,7 +201,8 @@ chip soc/intel/skylake
 	}"
 
 	register "speed_shift_enable" = "1"
-	register "tdp_pl2_override" = "7"
+	# PL2 override 15W for KBL-Y
+	register "tdp_pl2_override" = "15"
 	register "tcc_offset" = "10"     # TCC of 90C
 
 	# Use default SD card detect GPIO configuration