diff --git a/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp b/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp
index fab9bb1726..ea58eafebc 100644
--- a/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp
+++ b/firmware/config/boards/hellen/hellen121vag/board_configuration.cpp
@@ -94,7 +94,7 @@ void setBoardDefaultConfiguration() {
 
 	engineConfiguration->enableSoftwareKnock = true;
 
-	engineConfiguration->fuelPumpPin = Gpio::H144_OUT_IO3;
+	engineConfiguration->fuelPumpPin = Gpio::MM176_GP13;
 	engineConfiguration->malfunctionIndicatorPin = Gpio::G4; // 47 - CEL
 	engineConfiguration->tachOutputPin = Gpio::H144_OUT_PWM7;
 
@@ -102,7 +102,7 @@ void setBoardDefaultConfiguration() {
     engineConfiguration->idle.solenoidPin = Gpio::H144_OUT_IO4;
 
 	engineConfiguration->fanPin = Gpio::H144_OUT_PWM8;
-	engineConfiguration->mainRelayPin = Gpio::H144_OUT_IO1;
+	engineConfiguration->mainRelayPin = Gpio::MM176_OUT_PWM17;
 
 //	engineConfiguration->injectorCompensationMode
 	engineConfiguration->fuelReferencePressure = 300;
diff --git a/firmware/config/boards/hellen/hellen121vag/connectors/main.yaml b/firmware/config/boards/hellen/hellen121vag/connectors/main.yaml
index b5ceab28ae..3fc7f6336e 100644
--- a/firmware/config/boards/hellen/hellen121vag/connectors/main.yaml
+++ b/firmware/config/boards/hellen/hellen121vag/connectors/main.yaml
@@ -1,6 +1,8 @@
+meta: config/boards/hellen_mm176_meta.h
+
 pins:
   - pin: MR
-    id: I2
+    meta: MM176_OUT_PWM17
     class: outputs
     ts_name: Main Relay
     function: OUT_MAIN
@@ -180,7 +182,7 @@ pins:
     function: EVAP unused
 
   - pin: 65a
-    id: H14
+    meta: MM176_GP13
     class: outputs
     ts_name: 65 - Fuel Pump
     function: Fuel Pump Relay