diff --git a/htdocs/install/mysql/migration/3.1.0-3.2.0.sql b/htdocs/install/mysql/migration/3.1.0-3.2.0.sql
index 5f077ce0e46..d88cef126cb 100755
--- a/htdocs/install/mysql/migration/3.1.0-3.2.0.sql
+++ b/htdocs/install/mysql/migration/3.1.0-3.2.0.sql
@@ -443,3 +443,4 @@ ALTER TABLE llx_facture ADD COLUMN extraparams varchar(255) AFTER import_key;
 ALTER TABLE llx_fichinter ADD COLUMN extraparams varchar(255) AFTER model_pdf;
 ALTER TABLE llx_deplacement ADD COLUMN extraparams varchar(255) AFTER note_public;
 
+ALTER TABLE llx_boxes ADD COLUMN maxline integer NULL;
diff --git a/htdocs/install/mysql/tables/llx_boxes.sql b/htdocs/install/mysql/tables/llx_boxes.sql
index 8486b713962..1ab57d9c0b6 100644
--- a/htdocs/install/mysql/tables/llx_boxes.sql
+++ b/htdocs/install/mysql/tables/llx_boxes.sql
@@ -1,6 +1,6 @@
 -- ============================================================================
--- Copyright (C) 2003 Rodolphe Quiedeville <rodolphe@quiedeville.org>
--- Copyright (C) 2006 Laurent Destailleur  <eldy@users.sourceforge.net>
+-- Copyright (C) 2003      Rodolphe Quiedeville <rodolphe@quiedeville.org>
+-- Copyright (C) 2006-2012 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
@@ -28,5 +28,6 @@ create table llx_boxes
   box_id      integer NOT NULL,
   position    smallint NOT NULL,
   box_order   varchar(3) NOT NULL,
-  fk_user	  integer default 0 NOT NULL
+  fk_user	  integer default 0 NOT NULL,
+  maxline	  integer NULL
 )ENGINE=innodb;