diff --git a/configs/r8a7796_ulcb_defconfig b/configs/r8a7796_ulcb_defconfig
index cee34b3..1ac460b 100644
--- a/configs/r8a7796_ulcb_defconfig
+++ b/configs/r8a7796_ulcb_defconfig
@@ -56,4 +56,5 @@
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_STORAGE=y
+CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_SMBIOS_MANUFACTURER=""