diff --git a/Makefile.inc1 b/Makefile.inc1
index f6664ca3399b..c0e4e8821ac9 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -261,7 +261,7 @@ _worldtmp:
 	mkdir -p ${WORLDTMP}/${_dir}
 .endfor
 	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.include.dist \
-	    -p ${WORLDTMP}/usr/include
+	    -p ${WORLDTMP}/usr/include >/dev/null
 	ln -sf ${.CURDIR}/sys ${WORLDTMP}
 _legacy:
 	@echo