diff --git a/Makefile b/Makefile
index 6d993e7..c3bf071 100644
--- a/Makefile
+++ b/Makefile
@@ -386,7 +386,8 @@
 
 CHIP_OBJS = memory_bus.o jedec.o stm50.o w39.o w29ee011.o \
 	sst28sf040.o 82802ab.o \
-	sst49lfxxxc.o sst_fwhub.o edi.o flashchips.o spi.o spi25.o spi25_statusreg.o \
+	sst49lfxxxc.o sst_fwhub.o edi.o flashchips.o \
+	spi.o spi25.o spi25_prepare.o spi25_statusreg.o \
 	spi95.o opaque.o sfdp.o en29lv640b.o at45db.o \
 	writeprotect.o writeprotect_ranges.o