diff --git a/htdocs/install/mysql/migration/9.0.0-10.0.0.sql b/htdocs/install/mysql/migration/9.0.0-10.0.0.sql
index ac546b3249a..96b1f68fa9a 100644
--- a/htdocs/install/mysql/migration/9.0.0-10.0.0.sql
+++ b/htdocs/install/mysql/migration/9.0.0-10.0.0.sql
@@ -227,6 +227,7 @@ CREATE TABLE llx_bom_bom(
 ) ENGINE=innodb;
 
 ALTER TABLE llx_bom_bom ADD COLUMN efficiency double(8,4) DEFAULT 1;
+ALTER TABLE llx_bom_bom ADD COLUMN entity integer DEFAULT 1 NOT NULL;
 
 create table llx_bom_bom_extrafields
 (