diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig
index 8c331f1dfd23ef551ed96fa3dfcfdc67a27e52a6..f7a7fc21be8a7b75795077e9493f217059b04f29 100644
--- a/drivers/usb/misc/Kconfig
+++ b/drivers/usb/misc/Kconfig
@@ -258,6 +258,7 @@ config USB_LINK_LAYER_TEST
 
 config USB_CHAOSKEY
 	tristate "ChaosKey random number generator driver support"
+	depends on HW_RANDOM
 	help
 	  Say Y here if you want to connect an AltusMetrum ChaosKey to
 	  your computer's USB port. The ChaosKey is a hardware random