diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index 873a3b24fe..9846d10045 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -1589,7 +1589,7 @@ uint8_t alsEtbPosition;;"", 1, 0, 0, 20000, 0
 	int ALSIdleAdd;;"%", 1, 0, 0, 100, 2
 	int ALSEtbAdd;;"%", 1, 0, 0, 100, 2
 	float ALSSkipRatio;;"", 1, 0, 0, 1, 1
-	uint8_t unusedSorry11
+	uint8_t autoscale acPressureEnableHyst;Hysterisis: if Pressure High Disable is 240kpa, and acPressureEnableHyst is 20, when the ECU sees 240kpa, A/C will be disabled, and stay disabled until 240-20=220kpa is reached;"kPa (absolute)", 0.5, 0, 0, 125, 1
 	pin_input_mode_e ALSActivatePinMode;
 
 	uint8_t autoscale tpsSecondaryMaximum;For Ford TPS, use 53%. For Toyota ETCS-i, use ~65%;"%", 0.5, 0, 0, 100, 1
diff --git a/firmware/tunerstudio/tunerstudio.template.ini b/firmware/tunerstudio/tunerstudio.template.ini
index 5d55f2f631..f0dcbaf56f 100644
--- a/firmware/tunerstudio/tunerstudio.template.ini
+++ b/firmware/tunerstudio/tunerstudio.template.ini
@@ -3804,19 +3804,20 @@ cmd_set_engine_type_default					= "@@TS_IO_TEST_COMMAND_char@@@@ts_command_e_TS_
 		indicator = { isFan2On }, "fan 2 off", "fan 2 on", white, black, green, black
 
 	dialog = acSettingsWest, "A/C Settings"
-		field = "A/C switch",						acSwitch
-		field = "A/C switch mode",					acSwitchMode
-		field = "A/C Relay",						acRelayPin
-		field = "A/C Relay Mode",					acRelayPinMode
-		field = "A/C compressor delay",			acDelay
-		field = "Max RPM",						maxAcRpm
-		field = "Max CLT",						maxAcClt
-		field = "Max TPS",						maxAcTps
-		field = "A/C Idle adder",				acIdleExtraOffset
-		field = "A/C Idle RPM",					acIdleRpmTarget
-		field = "RPM low threshold",            acLowRpmLimit
-		field = "Pressure Low disable",         minAcPressure
-		field = "Pressure High disable",        maxAcPressure
+		field = "A/C switch",                       acSwitch
+		field = "A/C switch mode",                  acSwitchMode
+		field = "A/C Relay",                        acRelayPin
+		field = "A/C Relay Mode",                   acRelayPinMode
+		field = "A/C compressor delay",             acDelay
+		field = "Max RPM",                          maxAcRpm
+		field = "Max CLT",                          maxAcClt
+		field = "Max TPS",                          maxAcTps
+		field = "A/C Idle adder",                   acIdleExtraOffset
+		field = "A/C Idle RPM",                     acIdleRpmTarget
+		field = "RPM low threshold",                acLowRpmLimit
+		field = "Pressure Low disable",             minAcPressure
+		field = "Pressure High disable",            maxAcPressure
+		field = "A/C Pressure Enable Hysteresis",   acPressureEnableHyst
 
 	dialog = acSettings, "", border
 		panel = acSettingsWest, West