diff --git a/sw/airborne/boards/tawaki/chibios/v1.0/board.h b/sw/airborne/boards/tawaki/chibios/v1.0/board.h
index 829ed57309..cf142bc292 100644
--- a/sw/airborne/boards/tawaki/chibios/v1.0/board.h
+++ b/sw/airborne/boards/tawaki/chibios/v1.0/board.h
@@ -1633,7 +1633,7 @@
 #define SRVB4_TIM_AF	 2
 #define VBAT_MEAS_ADC	 1
 #define VBAT_MEAS_ADC_FN	 IN
-#define VBAT_MEAS_ADC_IN	 1
+#define VBAT_MEAS_ADC_IN	 10
 #define RC2_TIM	 8
 #define RC2_TIM_FN	 CH
 #define RC2_TIM_CH	 1
diff --git a/sw/airborne/boards/tawaki/chibios/v1.1/board.h b/sw/airborne/boards/tawaki/chibios/v1.1/board.h
index 235c16be70..28f96e713a 100644
--- a/sw/airborne/boards/tawaki/chibios/v1.1/board.h
+++ b/sw/airborne/boards/tawaki/chibios/v1.1/board.h
@@ -1633,7 +1633,7 @@
 #define SRVB4_TIM_AF	 2
 #define VBAT_MEAS_ADC	 1
 #define VBAT_MEAS_ADC_FN	 IN
-#define VBAT_MEAS_ADC_IN	 1
+#define VBAT_MEAS_ADC_IN	 10
 #define RC2_TIM	 8
 #define RC2_TIM_FN	 CH
 #define RC2_TIM_CH	 1