diff --git a/mysql/migration/1.1.0-1.2.0-RC1.sql b/mysql/migration/1.1.0-1.2.0-RC1.sql
index 47e8054d15e..e02ae19fb14 100644
--- a/mysql/migration/1.1.0-1.2.0-RC1.sql
+++ b/mysql/migration/1.1.0-1.2.0-RC1.sql
@@ -1,3 +1,6 @@
+alter table llx_facturedet add date_start date;
+alter table llx_facturedet add date_end   date;
+
 alter table llx_user add egroupware_id integer;
 alter table llx_societe add siret     varchar(14) after siren;
 alter table llx_societe add ape       varchar(4) after siret;
diff --git a/mysql/tables/llx_facturedet.sql b/mysql/tables/llx_facturedet.sql
index 3b998e9943c..836afed372d 100644
--- a/mysql/tables/llx_facturedet.sql
+++ b/mysql/tables/llx_facturedet.sql
@@ -1,5 +1,6 @@
 -- ===================================================================
 -- Copyright (C) 2001-2003 Rodolphe Quiedeville <rodolphe@quiedeville.org>
+-- Copyright (C) 2004      Laurent Destailleur  <eldy@users.sourceforge.net>
 --
 -- This program is free software; you can redistribute it and/or modify
 -- it under the terms of the GNU General Public License as published by
@@ -30,5 +31,7 @@ create table llx_facturedet
   remise_percent  real default 0,    -- pourcentage de remise
   remise          real default 0,    -- montant de la remise
   subprice        real,              -- prix avant remise
-  price           real               -- prix final
+  price           real,              -- prix final
+  date_start      datetime,          -- date debut si service
+  date_end        datetime           -- date fin si service
 )type=innodb;