diff --git a/src/scsi_cdrom.c b/src/scsi_cdrom.c
index acb741fdf..85a3ea621 100644
--- a/src/scsi_cdrom.c
+++ b/src/scsi_cdrom.c
@@ -924,7 +924,7 @@ void SCSICDROM_Command(uint8_t id, uint8_t lun, uint8_t *cdb)
 		
 		case GPCMD_SEEK_6:
 		case GPCMD_SEEK:
-		if (cbd[0] == GPCMD_SEEK_6)
+		if (cdb[0] == GPCMD_SEEK_6)
 		{
 			SCSIDevices[id].lba_pos = (cdb[2]<<8)|cdb[3];
 		}