diff --git a/board/o2dnt/Makefile b/board/o2dnt/Makefile
index 626f610..f356bd3 100644
--- a/board/o2dnt/Makefile
+++ b/board/o2dnt/Makefile
@@ -33,7 +33,7 @@
 SOBJS	:= $(addprefix $(obj),$(SOBJS))
 
 $(LIB):	$(obj).depend $(OBJS)
-	$(AR) crv $@ $(OBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS)
 
 clean:
 	rm -f $(SOBJS) $(OBJS)