diff --git a/src/mainboard/google/skyrim/variants/markarth/overridetree.cb b/src/mainboard/google/skyrim/variants/markarth/overridetree.cb
index 3939d65..bdfd3fd 100644
--- a/src/mainboard/google/skyrim/variants/markarth/overridetree.cb
+++ b/src/mainboard/google/skyrim/variants/markarth/overridetree.cb
@@ -3,8 +3,21 @@
 chip soc/amd/mendocino
 
 	# Set Package Power Parameters
-	# Remove the sustained_power_limit_mW when STT is enabled
-	register "sustained_power_limit_mW"              = "15000"
+	register "thermctl_limit_degreeC" = "92"
+
+	# STT settings
+	register "stt_control" = "1"
+	register "stt_pcb_sensor_count" = "2"
+	register "stt_error_coeff" = "0x0038"
+	register "stt_error_rate_coefficient" = "0x0ed9"
+	register "stt_min_limit" = "15000"
+	register "stt_skin_temp_apu" = "0x2700"
+
+	# STT default mode
+	register "stt_m1" = "0x036b"
+	register "stt_m2" = "0x0022"
+	register "stt_c_apu" = "0xffc1"
+	register "stt_alpha_apu" = "0x199a"
 
 	# set usb3 port force to gen1
 	register "usb3_port_force_gen1" = "{