diff --git a/ports/nrf/boards/NRF52840_MDK_USB_DONGLE/mpconfigboard.h b/ports/nrf/boards/NRF52840_MDK_USB_DONGLE/mpconfigboard.h
index 94624be028..499abbc4ef 100644
--- a/ports/nrf/boards/NRF52840_MDK_USB_DONGLE/mpconfigboard.h
+++ b/ports/nrf/boards/NRF52840_MDK_USB_DONGLE/mpconfigboard.h
@@ -37,6 +37,7 @@
 
 #define MICROPY_HW_ENABLE_RNG        (1)
 
+#define MICROPY_HW_ENABLE_USBDEV     (1)
 #define MICROPY_HW_USB_CDC           (1)
 
 #define MICROPY_HW_HAS_LED           (1)
diff --git a/ports/nrf/boards/PARTICLE_XENON/mpconfigboard.h b/ports/nrf/boards/PARTICLE_XENON/mpconfigboard.h
index 343fa4c2f3..35b70d6129 100644
--- a/ports/nrf/boards/PARTICLE_XENON/mpconfigboard.h
+++ b/ports/nrf/boards/PARTICLE_XENON/mpconfigboard.h
@@ -37,6 +37,7 @@
 
 #define MICROPY_HW_ENABLE_RNG       (1)
 
+#define MICROPY_HW_ENABLE_USBDEV    (1)
 #define MICROPY_HW_USB_CDC          (1)
 
 #define MICROPY_HW_HAS_LED          (1)
diff --git a/ports/nrf/boards/PCA10059/mpconfigboard.h b/ports/nrf/boards/PCA10059/mpconfigboard.h
index 1c87731584..97f6ccb941 100644
--- a/ports/nrf/boards/PCA10059/mpconfigboard.h
+++ b/ports/nrf/boards/PCA10059/mpconfigboard.h
@@ -37,6 +37,7 @@
 
 #define MICROPY_HW_ENABLE_RNG       (1)
 
+#define MICROPY_HW_ENABLE_USBDEV    (1)
 #define MICROPY_HW_USB_CDC          (1)
 
 #define MICROPY_HW_HAS_LED          (1)