diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 8734a045558e..19e42ac07cb2 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>