diff --git a/scripts/Makefile b/scripts/Makefile
index 01e7adb..1d07860 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -27,10 +27,10 @@
 hostprogs-y += unifdef docproc
 
 # These targets are used internally to avoid "is up to date" messages
-PHONY += build_unifdef
-build_unifdef: scripts/unifdef FORCE
+PHONY += build_unifdef build_docproc
+build_unifdef: $(obj)/unifdef
 	@:
-build_docproc: scripts/docproc FORCE
+build_docproc: $(obj)/docproc
 	@:
 
 subdir-$(CONFIG_MODVERSIONS) += genksyms