diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 39c8514..ddf1942 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -57,6 +57,7 @@
 #include <linux/miscdevice.h>
 #include <linux/freezer.h>
 #include <linux/mutex.h>
+#include <linux/slab.h>
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_ioctl.h>
 #include <scsi/scsi.h>