diff --git a/Makefile b/Makefile
index eb1c788..cbd614a 100644
--- a/Makefile
+++ b/Makefile
@@ -46,7 +46,7 @@ config-all-devices.mak: $(SUBDIR_DEVICES_MAK)
 
 -include $(SUBDIR_DEVICES_MAK_DEP)
 
-%/config-devices.mak: default-configs/%.mak
+%/config-devices.mak: $(SRC_PATH)/default-configs/%.mak
 	$(call quiet-command,$(SHELL) $(SRC_PATH)/scripts/make_device_config.sh $@ $<, "  GEN   $@")
 	@if test -f $@; then \
 	  if cmp -s $@.old $@; then \