diff --git a/package/kernel/linux/modules/usb.mk b/package/kernel/linux/modules/usb.mk
index 2cf48e468f..8a4915712b 100644
--- a/package/kernel/linux/modules/usb.mk
+++ b/package/kernel/linux/modules/usb.mk
@@ -1642,6 +1642,7 @@ $(eval $(call KernelPackage,usb-net2280))
 define KernelPackage/chaoskey
   SUBMENU:=$(USB_MENU)
   TITLE:=Chaoskey hardware RNG support
+  DEPENDS:=+kmod-random-core
   KCONFIG:=CONFIG_USB_CHAOSKEY
   FILES:=$(LINUX_DIR)/drivers/usb/misc/chaoskey.ko
   AUTOLOAD:=$(call AutoProbe,chaoskey)