diff --git a/htdocs/install/mysql/migration/5.0.0-6.0.0.sql b/htdocs/install/mysql/migration/5.0.0-6.0.0.sql
index 25145dc7cfe..bdc2630a4c4 100644
--- a/htdocs/install/mysql/migration/5.0.0-6.0.0.sql
+++ b/htdocs/install/mysql/migration/5.0.0-6.0.0.sql
@@ -25,6 +25,8 @@
 -- -- VMYSQL4.1 DELETE FROM llx_usergroup_user      WHERE fk_usergroup NOT IN (SELECT rowid from llx_usergroup);
 
 
+ALTER TABLE llx_product_customer_price_log ADD COLUMN price_level smallint default 1;
+
 ALTER TABLE llx_ecm_files ADD COLUMN ref varchar(128) AFTER rowid;
 ALTER TABLE llx_ecm_files CHANGE COLUMN fullpath filepath varchar(255);
 ALTER TABLE llx_ecm_files CHANGE COLUMN filepath filepath varchar(255);