diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index d506b1210..5da0a8f1c 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -274,11 +274,6 @@ dts := arch/arm/dts
 %.dtb: scripts
 	$(Q)$(MAKE) $(build)=$(dts) $(dts)/$@
 
-dtbs: scripts
-	$(Q)$(MAKE) $(build)=$(dts) dtbs
-
-KBUILD_DTBS := dtbs
-
 KBUILD_IMAGE ?= $(KBUILD_BINARY)
 
 archprepare: maketools
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 45a3304f1..4569e3db5 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -7,6 +7,6 @@ obj-$(CONFIG_BUILTIN_DTB) += $(BUILTIN_DTB).dtb.o
 targets += dtbs
 targets += $(dtb-y)
 
-dtbs: $(addprefix $(obj)/, $(dtb-y))
+extra-y += $(dtb-y)
 
 clean-files := *.dtb *.dtb.S