diff --git a/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp b/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp
index 89cc4f31ca..1b1bd6d7f4 100644
--- a/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp
+++ b/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp
@@ -153,12 +153,12 @@ void setBoardDefaultConfiguration(void) {
 
 	CONFIG(enableSoftwareKnock) = true;
 
-	engineConfiguration->fuelPumpPin = GPIOH_14;	// 65 - Fuel Pump
+	engineConfiguration->fuelPumpPin = H144_OUT_IO3;
 	engineConfiguration->malfunctionIndicatorPin = GPIOG_4; // 47 - CEL
-	engineConfiguration->tachOutputPin = GPIOD_13; // 37 - TACH
+	engineConfiguration->tachOutputPin = H144_OUT_PWM7;
 	engineConfiguration->idle.solenoidPin = GPIOD_14;	// OUT_PWM5
 	engineConfiguration->fanPin = GPIOD_12;	// OUT_PWM8
-	engineConfiguration->mainRelayPin = GPIOI_2;	// 21 - Main Relay
+	engineConfiguration->mainRelayPin = H144_OUT_IO1;
 
 //	engineConfiguration->injectorCompensationMode
 	engineConfiguration->fuelReferencePressure = 300;