diff --git a/board/sbc8641d/Makefile b/board/sbc8641d/Makefile
index c78b0a8..433c132 100644
--- a/board/sbc8641d/Makefile
+++ b/board/sbc8641d/Makefile
@@ -23,7 +23,7 @@
 
 include $(TOPDIR)/config.mk
 
-LIB	= $(obj)lib$(BOARD).a
+LIB	= $(obj)lib$(BOARD).o
 
 COBJS-y	+= $(BOARD).o
 COBJS-y	+= law.o
@@ -34,7 +34,7 @@
 SOBJS	:= $(addprefix $(obj),$(SOBJS))
 
 $(LIB):	$(obj).depend $(OBJS) $(SOBJS)
-	$(AR) $(ARFLAGS) $@ $(OBJS)
+	$(call cmd_link_o_target, $(OBJS))
 
 clean:
 	rm -f $(OBJS) $(SOBJS)