diff --git a/arch/metag/boot/dts/Makefile b/arch/metag/boot/dts/Makefile
index 2533c38a691cb6cc238dee2d320032a6e1c63222..097c6da4547fb2d1b8896e31d28a3b230912a47b 100644
--- a/arch/metag/boot/dts/Makefile
+++ b/arch/metag/boot/dts/Makefile
@@ -12,6 +12,9 @@ endif
 dtb-$(CONFIG_METAG_BUILTIN_DTB)	+= $(builtindtb-y).dtb
 obj-$(CONFIG_METAG_BUILTIN_DTB)	+= $(builtindtb-y).dtb.o
 
+dtstree		:= $(srctree)/$(src)
+dtb-$(CONFIG_OF_ALL_DTBS) := $(patsubst $(dtstree)/%.dts,%.dtb, $(wildcard $(dtstree)/*.dts))
+
 .SECONDARY: $(obj)/$(builtindtb-y).dtb.S
 
 always += $(dtb-y)