diff --git a/firmware/config/boards/proteus/board.mk b/firmware/config/boards/proteus/board.mk
index b849cc4150..a8c51c7ff0 100644
--- a/firmware/config/boards/proteus/board.mk
+++ b/firmware/config/boards/proteus/board.mk
@@ -18,10 +18,13 @@ else
   BOARDINC += $(PROJECT_DIR)/config/stm32f7ems	# efifeatures/halconf/chconf.h
   LDSCRIPT= $(BOARDS_DIR)/nucleo_f767/STM32F76xxI.ld
   CONFDIR=config/stm32f4ems
+  PROTEUS_LEGACY=TRUE
 endif
 
-
-
-
 # Override DEFAULT_ENGINE_TYPE
-DDEFS += $(MCU_DEFS) -DEFI_USE_OSC=TRUE -DEFI_FATAL_ERROR_PIN=GPIOE_3 -DFIRMWARE_ID=\"proteus\" -DDEFAULT_ENGINE_TYPE=PROTEUS -DUSE_ADC3_VBATT_HACK -DSTM32_ADC_USE_ADC3=TRUE -DEFI_INCLUDE_ENGINE_PRESETS=FALSE -DEFI_ICU_INPUTS=FALSE -DHAL_TRIGGER_USE_PAL=TRUE -DEFI_VEHICLE_SPEED=FALSE -DEFI_LOGIC_ANALYZER=FALSE
+DDEFS += $(MCU_DEFS) -DEFI_USE_OSC=TRUE -DEFI_FATAL_ERROR_PIN=GPIOE_3 -DFIRMWARE_ID=\"proteus\" -DDEFAULT_ENGINE_TYPE=PROTEUS -DSTM32_ADC_USE_ADC3=TRUE -DEFI_INCLUDE_ENGINE_PRESETS=FALSE -DEFI_ICU_INPUTS=FALSE -DHAL_TRIGGER_USE_PAL=TRUE -DEFI_VEHICLE_SPEED=FALSE -DEFI_LOGIC_ANALYZER=FALSE
+
+# Proteus <=v0.2 needs ADC hack - vbatt is on ADC3
+ifeq ($(PROTEUS_LEGACY),TRUE)
+	DDEFS +=  -DUSE_ADC3_VBATT_HACK
+endif
diff --git a/firmware/config/boards/proteus/board_configuration.cpp b/firmware/config/boards/proteus/board_configuration.cpp
index ea9708dcee..ef97f66b8b 100644
--- a/firmware/config/boards/proteus/board_configuration.cpp
+++ b/firmware/config/boards/proteus/board_configuration.cpp
@@ -78,7 +78,9 @@ static void setupVbatt() {
 
 	// 82k high side/10k low side = 9.2
 	engineConfiguration->vbattDividerCoeff = (92.0f / 10.0f);
-	//engineConfiguration->vbattAdcChannel = TODO;
+
+	// Battery sense on PA7
+	engineConfiguration->vbattAdcChannel = EFI_ADC_7;
 
 	engineConfiguration->adcVcc = 3.3f;
 }
diff --git a/firmware/config/boards/proteus/mapping.yaml b/firmware/config/boards/proteus/mapping.yaml
index 212eef7031..ff9c6b33b7 100644
--- a/firmware/config/boards/proteus/mapping.yaml
+++ b/firmware/config/boards/proteus/mapping.yaml
@@ -73,7 +73,7 @@ analog_inputs:
   # PA6 - pin #18
   EFI_ADC_6: "Analog Volt 11"
   # PA7
-  EFI_ADC_7: "Analog Volt 12"
+  EFI_ADC_7: "Battery Sense"
   # CLT = Analog Temp 3 = PB0
   EFI_ADC_8: "Analog Temp 3"
   # PB1