diff --git a/board/sx1/Makefile b/board/sx1/Makefile
index 8cd02d1..8fbdf2a 100644
--- a/board/sx1/Makefile
+++ b/board/sx1/Makefile
@@ -26,7 +26,7 @@
 LIB	= lib$(BOARD).a
 
 OBJS	:= sx1.o
-SOBJS	:= platform.o
+SOBJS	:= lowlevel_init.o
 
 $(LIB):	$(OBJS) $(SOBJS)
 	$(AR) crv $@ $^