diff --git a/libraries/AP_BattMonitor/AP_BattMonitor.cpp b/libraries/AP_BattMonitor/AP_BattMonitor.cpp
index a0d1db2ae0..42d580dfd9 100644
--- a/libraries/AP_BattMonitor/AP_BattMonitor.cpp
+++ b/libraries/AP_BattMonitor/AP_BattMonitor.cpp
@@ -29,7 +29,7 @@ const AP_Param::GroupInfo AP_BattMonitor::var_info[] PROGMEM = {
     // @DisplayName: Voltage Multiplier
     // @Description: Used to convert the voltage of the voltage sensing pin (BATT_VOLT_PIN) to the actual battery's voltage (pin_voltage * VOLT_MULT). For the 3DR Power brick on APM2 or Pixhawk, this should be set to 10.1. For the PX4 using the PX4IO power supply this should be set to 1.
     // @User: Advanced
-    AP_GROUPINFO("BATT_VOLT_MULT", 3, AP_BattMonitor, _volt_multiplier, AP_BATT_VOLTDIVIDER_DEFAULT),
+    AP_GROUPINFO("VOLT_MULT", 3, AP_BattMonitor, _volt_multiplier, AP_BATT_VOLTDIVIDER_DEFAULT),
 
     // @Param: BATT_APM_PERVOLT
     // @DisplayName: Apms per volt
diff --git a/libraries/AP_BattMonitor/AP_BattMonitor.h b/libraries/AP_BattMonitor/AP_BattMonitor.h
index a88302fc11..5312ceec65 100644
--- a/libraries/AP_BattMonitor/AP_BattMonitor.h
+++ b/libraries/AP_BattMonitor/AP_BattMonitor.h
@@ -23,7 +23,7 @@
 #elif CONFIG_HAL_BOARD == HAL_BOARD_APM2
  # define AP_BATT_VOLT_PIN                  13      // APM2.5/2.6 with 3dr power module
  # define AP_BATT_CURR_PIN                  12
- # define AP_BATT_VOLTDIVIDER_DEFAULT       10.0
+ # define AP_BATT_VOLTDIVIDER_DEFAULT       10.1
  # define AP_BATT_CURR_AMP_PERVOLT_DEFAULT   0
 #elif CONFIG_HAL_BOARD == HAL_BOARD_FLYMAPLE
 // Flymaple board pin 20 is connected to the external battery supply
@@ -37,17 +37,17 @@
 #elif CONFIG_HAL_BOARD == HAL_BOARD_PX4
  # define AP_BATT_VOLT_PIN                  2
  # define AP_BATT_CURR_PIN                  3
- # define AP_BATT_VOLTDIVIDER_DEFAULT       10.0
+ # define AP_BATT_VOLTDIVIDER_DEFAULT       10.1
  # define AP_BATT_CURR_AMP_PERVOLT_DEFAULT  17
 #elif CONFIG_HAL_BOARD == HAL_BOARD_AVR_SITL
- # define AP_BATT_VOLT_PIN                  1
- # define AP_BATT_CURR_PIN                  2
- # define AP_BATT_VOLTDIVIDER_DEFAULT       10.0
- # define AP_BATT_CURR_AMP_PERVOLT_DEFAULT  0
+ # define AP_BATT_VOLT_PIN                  13
+ # define AP_BATT_CURR_PIN                  12
+ # define AP_BATT_VOLTDIVIDER_DEFAULT       10.1
+ # define AP_BATT_CURR_AMP_PERVOLT_DEFAULT  17
 #else
  # define AP_BATT_VOLT_PIN                  -1
  # define AP_BATT_CURR_PIN                  -1
- # define AP_BATT_VOLTDIVIDER_DEFAULT       10.0
+ # define AP_BATT_VOLTDIVIDER_DEFAULT       10.1
  # define AP_BATT_CURR_AMP_PERVOLT_DEFAULT  0
 #endif