diff --git a/ports/atmel-samd/boards/robohatmm1_m4/mpconfigboard.mk b/ports/atmel-samd/boards/robohatmm1_m4/mpconfigboard.mk
index f5d464cb2e..56f1617dbf 100644
--- a/ports/atmel-samd/boards/robohatmm1_m4/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/robohatmm1_m4/mpconfigboard.mk
@@ -1,7 +1,7 @@
 LD_FILE = boards/samd51x19-bootloader-external-flash.ld
 USB_VID = 0x1209
 USB_PID = 0x4D43
-USB_PRODUCT = "Robo HAT MM1"
+USB_PRODUCT = "Robo HAT MM1 M4"
 USB_MANUFACTURER = "Robotics Masters"
 
 CHIP_VARIANT = SAMD51G19A