diff --git a/cpu/at91rm9200/Makefile b/cpu/at91rm9200/Makefile
index dfe50c0..b7a30c9 100644
--- a/cpu/at91rm9200/Makefile
+++ b/cpu/at91rm9200/Makefile
@@ -27,7 +27,7 @@
 
 START	= start.o
 OBJS	= serial.o interrupts.o cpu.o \
-	  at91rm9200_ether.o
+	  at91rm9200_ether.o i2c.o
 
 all:	.depend $(START) $(LIB)