diff --git a/board/matrix_vision/common/Makefile b/board/matrix_vision/common/Makefile
index b496258..2ad54a0 100644
--- a/board/matrix_vision/common/Makefile
+++ b/board/matrix_vision/common/Makefile
@@ -27,7 +27,7 @@
 $(shell mkdir -p $(obj)board/$(VENDOR)/common)
 endif
 
-LIB	= $(obj)lib$(VENDOR).a
+LIB	= $(obj)lib$(VENDOR).o
 
 COBJS-y	= mv_common.o
 
@@ -36,7 +36,7 @@
 SOBJS	:= $(addprefix $(obj),$(SOBJS))
 
 $(LIB):	$(obj).depend $(OBJS)
-	$(AR) $(ARFLAGS) $@ $(OBJS)
+	$(call cmd_link_o_target, $(OBJS))
 
 clean:
 	rm -f $(SOBJS) $(OBJS)