diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index b7d833382be4889e09e7b6e6e62402afb9dd2056..6a15c968d21453230ab469b5921fea28b790dcc5 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -107,6 +107,7 @@ src-boot := $(addprefix $(obj)/, $(src-boot))
 obj-boot := $(addsuffix .o, $(basename $(src-boot)))
 obj-wlib := $(addsuffix .o, $(basename $(addprefix $(obj)/, $(src-wlib))))
 obj-plat := $(addsuffix .o, $(basename $(addprefix $(obj)/, $(src-plat))))
+obj-plat: $(libfdt)
 
 quiet_cmd_copy_zlib = COPY    $@
       cmd_copy_zlib = sed "s@__used@@;s@<linux/\([^>]*\).*@\"\1\"@" $< > $@