diff --git a/configs/r8a7795_salvator-x_defconfig b/configs/r8a7795_salvator-x_defconfig
index f59736d..8df8a89 100644
--- a/configs/r8a7795_salvator-x_defconfig
+++ b/configs/r8a7795_salvator-x_defconfig
@@ -54,4 +54,5 @@
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_STORAGE=y
+CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_SMBIOS_MANUFACTURER=""
diff --git a/configs/r8a7795_ulcb_defconfig b/configs/r8a7795_ulcb_defconfig
index 9317f01..273caf3 100644
--- a/configs/r8a7795_ulcb_defconfig
+++ b/configs/r8a7795_ulcb_defconfig
@@ -55,4 +55,5 @@
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_STORAGE=y
+CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_SMBIOS_MANUFACTURER=""
diff --git a/configs/r8a7796_salvator-x_defconfig b/configs/r8a7796_salvator-x_defconfig
index 77c8568..ddcca68 100644
--- a/configs/r8a7796_salvator-x_defconfig
+++ b/configs/r8a7796_salvator-x_defconfig
@@ -55,4 +55,5 @@
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_STORAGE=y
+CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_SMBIOS_MANUFACTURER=""
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=""
diff --git a/configs/r8a77970_eagle_defconfig b/configs/r8a77970_eagle_defconfig
index 5d8bc66..22b7bbd 100644
--- a/configs/r8a77970_eagle_defconfig
+++ b/configs/r8a77970_eagle_defconfig
@@ -54,4 +54,5 @@
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_STORAGE=y
+CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_SMBIOS_MANUFACTURER=""
diff --git a/configs/r8a77995_draak_defconfig b/configs/r8a77995_draak_defconfig
index a5bf21c..d435921 100644
--- a/configs/r8a77995_draak_defconfig
+++ b/configs/r8a77995_draak_defconfig
@@ -58,4 +58,5 @@
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_STORAGE=y
+CONFIG_OF_LIBFDT_OVERLAY=y
 CONFIG_SMBIOS_MANUFACTURER=""