diff --git a/htdocs/install/mysql/migration/15.0.0-16.0.0.sql b/htdocs/install/mysql/migration/15.0.0-16.0.0.sql
index 7da728a723a..39560240475 100644
--- a/htdocs/install/mysql/migration/15.0.0-16.0.0.sql
+++ b/htdocs/install/mysql/migration/15.0.0-16.0.0.sql
@@ -97,6 +97,12 @@ ALTER TABLE llx_partnership ADD UNIQUE INDEX uk_fk_type_fk_soc (fk_type, fk_soc,
 ALTER TABLE llx_partnership ADD UNIQUE INDEX uk_fk_type_fk_member (fk_type, fk_member, date_partnership_start);
 
 
+-- Add column to help to fix a very critical bug when transferring into accounting bank record of a bank account into another currency.
+-- Idea is to update this column manually in v15 with value in currency of company for bank that are not into the main currency and the transfer
+-- into accounting will use it in priority if value is not null. The script repair.sql contains the sequence to fix datas in llx_bank.
+ALTER TABLE llx_bank ADD COLUMN amount_main_currency double(24,8) NULL;
+
+
 -- v16
 
 UPDATE llx_cronjob set label = 'RecurringInvoicesJob' where label = 'RecurringInvoices';