diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile
index 569fae7..d9f029e 100644
--- a/drivers/ide/Makefile
+++ b/drivers/ide/Makefile
@@ -22,6 +22,7 @@
 ide-core-$(CONFIG_BLK_DEV_IDEDMA)	+= ide-dma.o
 ide-core-$(CONFIG_PROC_FS)		+= ide-proc.o
 ide-core-$(CONFIG_BLK_DEV_IDEPNP)	+= ide-pnp.o
+ide-core-$(CONFIG_BLK_DEV_IDEACPI)	+= ide-acpi.o
 
 # built-in only drivers from arm/
 ide-core-$(CONFIG_IDE_ARM)		+= arm/ide_arm.o