diff --git a/libraries/AP_BattMonitor/AP_BattMonitor_Analog.h b/libraries/AP_BattMonitor/AP_BattMonitor_Analog.h
index b2fafde176..295ca3f8ae 100644
--- a/libraries/AP_BattMonitor/AP_BattMonitor_Analog.h
+++ b/libraries/AP_BattMonitor/AP_BattMonitor_Analog.h
@@ -17,6 +17,11 @@
  # define AP_BATT_CURR_PIN                  3
  # define AP_BATT_VOLTDIVIDER_DEFAULT       10.1f
  # define AP_BATT_CURR_AMP_PERVOLT_DEFAULT  17.0f
+#elif CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS
+ # define AP_BATT_VOLT_PIN                  4
+ # define AP_BATT_CURR_PIN                  3
+ # define AP_BATT_VOLTDIVIDER_DEFAULT       10.1f
+ # define AP_BATT_CURR_AMP_PERVOLT_DEFAULT  17.0f
 #elif CONFIG_HAL_BOARD == HAL_BOARD_SITL
  # define AP_BATT_VOLT_PIN                  13
  # define AP_BATT_CURR_PIN                  12