diff --git a/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef-bl.dat b/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef-bl.dat
index 195f022a7b..7043d2e289 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef-bl.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef-bl.dat
@@ -26,8 +26,6 @@ FLASH_BOOTLOADER_LOAD_KB 16
 FLASH_RESERVE_START_KB 0
 
 # USB setup
-USB_VENDOR 0x0483 # ST
-USB_PRODUCT 0x5740
 USB_STRING_MANUFACTURER "ArduPilot"
 USB_STRING_SERIAL  "%SERIAL%"
 
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef.dat
index d84212c7c5..ddb0d997dc 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/fmuv3/hwdef.dat
@@ -113,11 +113,8 @@ FLASH_SIZE_KB 2048
 # If creating a board for a RTF vehicle you may wish to customise these.
 
 # USB setup
-USB_VENDOR 0x0483 # ST
-USB_PRODUCT 0x5740
 USB_STRING_MANUFACTURER "ArduPilot"
 USB_STRING_PRODUCT "%BOARD%"
-USB_STRING_SERIAL  "%SERIAL%"
 
 # Now define the order that I2C buses are presented in the hal.i2c API
 # in ArduPilot. For historical reasons inherited from HAL_PX4 the