diff --git a/mysql/tables/llx_product.sql b/mysql/tables/llx_product.sql
index cf175a22793..f08119a2317 100644
--- a/mysql/tables/llx_product.sql
+++ b/mysql/tables/llx_product.sql
@@ -31,6 +31,6 @@ create table llx_product
   price           double,
   tva_tx          double,
   fk_user_author  integer,
-  nbvente         integer
+  nbvente         integer default 0
 );