diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c
index 23f5e418ab5..e95b367d09e 100644
--- a/drivers/scsi/dc395x.c
+++ b/drivers/scsi/dc395x.c
@@ -1219,7 +1219,7 @@ static void dump_register_info(struct AdapterCtlBlk *acb,
 			    	srb, srb->cmd, srb->cmd->pid,
 				srb->cmd->cmnd[0], srb->cmd->device->id,
 			       	srb->cmd->device->lun);
-		printk("  sglist=%p cnt=%i idx=%i len=%Zd\n",
+		printk("  sglist=%p cnt=%i idx=%i len=%zu\n",
 		       srb->segment_x, srb->sg_count, srb->sg_index,
 		       srb->total_xfer_length);
 		printk("  state=0x%04x status=0x%02x phase=0x%02x (%sconn.)\n",