diff --git a/htdocs/install/mysql/migration/13.0.0-14.0.0.sql b/htdocs/install/mysql/migration/13.0.0-14.0.0.sql
index 0b6d36d6743..a1b6a210a5b 100644
--- a/htdocs/install/mysql/migration/13.0.0-14.0.0.sql
+++ b/htdocs/install/mysql/migration/13.0.0-14.0.0.sql
@@ -85,7 +85,8 @@ UPDATE llx_const set value = __ENCRYPT('eldy')__ WHERE __DECRYPT('value')__ = 'c
 DELETE FROM llx_user_param where param = 'MAIN_THEME' and value in ('auguria', 'amarok', 'cameleo');
 
 ALTER TABLE llx_product_fournisseur_price ADD COLUMN packaging real DEFAULT NULL;
-ALTER TABLE llx_product_fournisseur_price MODIFY COLUMN packaging real DEFAULT NULL;
+-- VMYSQL4.3 ALTER TABLE llx_product_fournisseur_price MODIFY COLUMN packaging real DEFAULT NULL;
+-- VPGSQL8.2 ALTER TABLE llx_product_fournisseur_price MODIFY COLUMN packaging real DEFAULT NULL USING packaging::real;
 
 
 -- For v14