diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index 9ce02d9911..648d533a8f 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -735,7 +735,8 @@ pin_input_mode_e throttlePedalUpPinMode;
 	uint16_t idlePositionMax;Voltage when the idle valve is open.\nYou probably don't have one of these!;"mv", 1, 0, 0, 5000, 0
 
 
-	uint8_t[4] unusedAt724;;"units", 1, 0, -20, 100, 0
+	uint16_t tempHpfpStart;;"units", 1, 0, -20, 100, 0
+	uint16_t tempHpfpDuration;;"units", 1, 0, -20, 100, 0
 
 	uint32_t tunerStudioSerialSpeed;Secondary TTL channel baud rate;"BPs",      1,      0,       0,1000000,      0
 
diff --git a/firmware/tunerstudio/rusefi.input b/firmware/tunerstudio/rusefi.input
index 18a74694be..f41057879f 100644
--- a/firmware/tunerstudio/rusefi.input
+++ b/firmware/tunerstudio/rusefi.input
@@ -1963,6 +1963,8 @@ cmd_set_engine_type_default					= "@@TS_IO_TEST_COMMAND_char@@\x00\x31\x00\x00"
 		field = "MC33816 SPI Device",					mc33972spiDevice
 		field = hpfpValcePin,							hpfpValvePin
 		field = hpfpValcePinMode,						hpfpValvePinMode
+		field = tempHpfpStart, tempHpfpStart 
+		field = tempHpfpDuration, tempHpfpDuration 
 
 		field = "Boost voltage",						mc33_hvolt