diff --git a/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
index 1389685f41..d0d3a9b592 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
@@ -163,6 +163,7 @@ define HAL_BATT_CURR_SCALE 25
 
 # minimal drivers to reduce flash usage
 include ../include/minimal.inc
+define AP_BATTMON_SYNTHETIC_CURRENT_ENABLED 0
 
 # enable IMU fast sampling
 define HAL_DEFAULT_INS_FAST_SAMPLE 1
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-TE/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-TE/hwdef.dat
index 1d26dc9507..ec4f178c46 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-TE/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-TE/hwdef.dat
@@ -191,3 +191,4 @@ define HAL_NMEA_OUTPUT_ENABLED 0
 define HAL_BUTTON_ENABLED 0
 define AP_NOTIFY_OREOLED_ENABLED 0
 define HAL_PICCOLO_CAN_ENABLE 0
+define AP_BATTMON_SYNTHETIC_CURRENT_ENABLED 0
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
index b78b52b277..956579b4a9 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
@@ -197,6 +197,8 @@ define HAL_GYROFFT_ENABLED 0
 include ../include/save_some_flash.inc
 define HAL_BARO_WIND_COMP_ENABLED 0
 define AP_GRIPPER_ENABLED 0
+define AP_BATTMON_SYNTHETIC_CURRENT_ENABLED 0
 
 # only include ublox GPS driver
 include ../include/minimal_GPS.inc
+
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/omnibusf4pro/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/omnibusf4pro/hwdef.dat
index 9b0a5a754b..7ed65096c1 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/omnibusf4pro/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/omnibusf4pro/hwdef.dat
@@ -161,6 +161,7 @@ define AP_PARAM_MAX_EMBEDDED_PARAM 1024
 
 # save some flash
 include ../include/save_some_flash.inc
+define AP_BATTMON_SYNTHETIC_CURRENT_ENABLED 0
 
 # only include ublox GPS driver
 include ../include/minimal_GPS.inc
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
index 9141e7602c..295e5253a5 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4/hwdef.dat
@@ -148,3 +148,4 @@ ROMFS_WILDCARD libraries/AP_OSD/fonts/font*.bin
 
 # minimal drivers to reduce flash usage
 include ../include/minimal.inc
+define AP_BATTMON_SYNTHETIC_CURRENT_ENABLED 0
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4v3/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4v3/hwdef.dat
index 6bb549c6e4..2c9af106d8 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4v3/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/speedybeef4v3/hwdef.dat
@@ -155,3 +155,4 @@ ROMFS_WILDCARD libraries/AP_OSD/fonts/font*.bin
 
 # minimal drivers to reduce flash usage
 include ../include/minimal.inc
+define AP_BATTMON_SYNTHETIC_CURRENT_ENABLED 0