diff --git a/boot/zephyr/Kconfig b/boot/zephyr/Kconfig
index 2311296..f40307c 100644
--- a/boot/zephyr/Kconfig
+++ b/boot/zephyr/Kconfig
@@ -355,7 +355,7 @@
 
 config BOOT_USB_DFU_WAIT
 	bool "Wait for a prescribed duration to see if USB DFU is invoked"
-	select USB
+	select USB_DEVICE_STACK
 	select USB_DFU_CLASS
 	select IMG_MANAGER
 	help
@@ -365,7 +365,7 @@
 
 config BOOT_USB_DFU_GPIO
 	bool "Use GPIO to detect whether to trigger DFU mode"
-	select USB
+	select USB_DEVICE_STACK
 	select USB_DFU_CLASS
 	select IMG_MANAGER
 	help
@@ -478,7 +478,6 @@
 
 config BOOT_SERIAL_CDC_ACM
 	bool "CDC ACM"
-	select USB
 	select USB_DEVICE_STACK
 	select USB_CDC_ACM
 
diff --git a/boot/zephyr/boards/nrf52840dongle_nrf52840.conf b/boot/zephyr/boards/nrf52840dongle_nrf52840.conf
index ba333d9..25dd652 100644
--- a/boot/zephyr/boards/nrf52840dongle_nrf52840.conf
+++ b/boot/zephyr/boards/nrf52840dongle_nrf52840.conf
@@ -24,7 +24,6 @@
 CONFIG_MULTITHREADING=y
 
 # USB
-CONFIG_USB=y
 CONFIG_USB_DEVICE_STACK=y
 CONFIG_USB_DEVICE_PRODUCT="MCUBOOT"
 CONFIG_USB_CDC_ACM=y