diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 8734a045558e1573d2459015a4dbd4f2c5b65b04..19e42ac07cb228dd09dc771ec9a85f6513f877fd 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -40,6 +40,7 @@
 #include <linux/blkdev.h>
 #include <linux/delay.h>
 #include <linux/kthread.h>
+#include <linux/interrupt.h>
 #include <scsi/scsi.h>
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_device.h>