diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index eaf4f8e..6ab847f 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -33,6 +33,7 @@
 COBJS-$(CONFIG_DRIVER_S3C4510_UART) += s3c4510b_uart.o
 COBJS-$(CONFIG_S3C64XX) += s3c64xx.o
 COBJS-$(CONFIG_SYS_NS16550_SERIAL) += serial.o
+COBJS-$(CONFIG_CLPS7111_SERIAL) += serial_clps7111.o
 COBJS-$(CONFIG_IXP_SERIAL) += serial_ixp.o
 COBJS-$(CONFIG_KS8695_SERIAL) += serial_ks8695.o
 COBJS-$(CONFIG_LPC2292_SERIAL) += serial_lpc2292.o