Makefile | 4 ++--

 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile

index 842281e..ee7fbe6 100644

--- a/Makefile

+++ b/Makefile

@@ -112,9 +112,9 @@ install: tree

 	install -d $(BINDIR)

 	install -d $(MANDIR)

 	if [ -e $(TREE_DEST) ]; then \

-		install $(TREE_DEST) $(BINDIR)/$(TREE_DEST); \

+		install -p $(TREE_DEST) $(BINDIR)/$(TREE_DEST); \

 	fi

-	install doc/$(MAN) $(MANDIR)/$(MAN)

+	install -p doc/$(MAN) $(MANDIR)/$(MAN)

 distclean:

 	if [ -f tree.o ]; then rm *.o; fi