diff --git a/cpu/arm920t/at91rm9200/Makefile b/cpu/arm920t/at91rm9200/Makefile
index eaabad2..ab4c52c 100644
--- a/cpu/arm920t/at91rm9200/Makefile
+++ b/cpu/arm920t/at91rm9200/Makefile
@@ -26,7 +26,7 @@
 LIB	= $(obj)lib$(SOC).a
 
 COBJS	= bcm5221.o dm9161.o ether.o i2c.o interrupts.o \
-	  lxt972.o serial.o usb.o
+	  lxt972.o serial.o usb.o spi.o
 SOBJS	= lowlevel_init.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)