diff --git a/libburn/libburn.ver b/libburn/libburn.ver
index 3bdcf39..1779ea0 100644
--- a/libburn/libburn.ver
+++ b/libburn/libburn.ver
@@ -53,8 +53,10 @@ burn_drive_get_all_profiles;
 burn_drive_get_best_speed;
 burn_drive_get_disc;
 burn_drive_get_drive_role;
+burn_drive_get_media_sno;
 burn_drive_get_min_write_speed;
 burn_drive_get_read_speed;
+burn_drive_get_serial_no;
 burn_drive_get_speedlist;
 burn_drive_get_start_end_lba;
 burn_drive_get_status;