diff --git a/htdocs/install/mysql/tables/llx_facture.sql b/htdocs/install/mysql/tables/llx_facture.sql
index c2b8cb0391ed6..9e2f2ad1890c2 100644
--- a/htdocs/install/mysql/tables/llx_facture.sql
+++ b/htdocs/install/mysql/tables/llx_facture.sql
@@ -70,7 +70,6 @@ create table llx_facture
   pos_source			varchar(32),							-- numero of POS terminal when order is generated by a POS module, IDsession@IDwebsite when order is generated for a website basket.
   fk_fac_rec_source		integer,								-- facture rec source
   fk_facture_source		integer,								-- facture origin if credit notes or replacement invoice
-  is_delivery_note 		tinyint  DEFAULT 0 NOT NULL,            -- 0=false, 1=true
   fk_projet				integer DEFAULT NULL,					-- project invoice is linked to
   increment				varchar(10),							-- Numero of generation if generated from recurring template invoice