1 files changed, 2 insertions, 3 deletions

diff --git a/Makefile b/Makefile
index adaf1a6..93c71ad 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 
 CC = gcc
 AR = ar
-CFLAGS = -g
+CFLAGS = -g -O3
 
 arch = x86_64
 
@@ -118,8 +118,7 @@ libc.a: $(all_obj)
 	$(AR) rcs $@ $^
 
 $(DESTDIR)$(bindir)/%: tools/%
-	$(install_cmd)
-	chmod +x $@
+	install -D -m 755 $< $@
 
 $(DESTDIR)$(libdir)/%: %
 	$(install_cmd)