diff --git a/htdocs/install/mysql/migration/16.0.0-17.0.0.sql b/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
new file mode 100644
index 00000000000..dad3712d3f3
--- /dev/null
+++ b/htdocs/install/mysql/migration/16.0.0-17.0.0.sql
@@ -0,0 +1,45 @@
+--
+-- Be carefull to requests order.
+-- This file must be loaded by calling /install/index.php page
+-- when current version is 16.0.0 or higher.
+--
+-- To restrict request to Mysql version x.y minimum use -- VMYSQLx.y
+-- To restrict request to Pgsql version x.y minimum use -- VPGSQLx.y
+-- To rename a table:       ALTER TABLE llx_table RENAME TO llx_table_new;
+-- To add a column:         ALTER TABLE llx_table ADD COLUMN newcol varchar(60) NOT NULL DEFAULT '0' AFTER existingcol;
+-- To rename a column:      ALTER TABLE llx_table CHANGE COLUMN oldname newname varchar(60);
+-- To drop a column:        ALTER TABLE llx_table DROP COLUMN oldname;
+-- To change type of field: ALTER TABLE llx_table MODIFY COLUMN name varchar(60);
+-- To drop a foreign key:   ALTER TABLE llx_table DROP FOREIGN KEY fk_name;
+-- To create a unique index ALTER TABLE llx_table ADD UNIQUE INDEX uk_table_field (field);
+-- To drop an index:        -- VMYSQL4.1 DROP INDEX nomindex on llx_table;
+-- To drop an index:        -- VPGSQL8.2 DROP INDEX nomindex;
+-- To make pk to be auto increment (mysql):
+-- -- VMYSQL4.3 ALTER TABLE llx_table ADD PRIMARY KEY(rowid);
+-- -- VMYSQL4.3 ALTER TABLE llx_table CHANGE COLUMN rowid rowid INTEGER NOT NULL AUTO_INCREMENT;
+-- To make pk to be auto increment (postgres):
+-- -- VPGSQL8.2 CREATE SEQUENCE llx_table_rowid_seq OWNED BY llx_table.rowid;
+-- -- VPGSQL8.2 ALTER TABLE llx_table ADD PRIMARY KEY (rowid);
+-- -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN rowid SET DEFAULT nextval('llx_table_rowid_seq');
+-- -- VPGSQL8.2 SELECT setval('llx_table_rowid_seq', MAX(rowid)) FROM llx_table;
+-- To set a field as NULL:                     -- VMYSQL4.3 ALTER TABLE llx_table MODIFY COLUMN name varchar(60) NULL;
+-- To set a field as NULL:                     -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN name DROP NOT NULL;
+-- To set a field as NOT NULL:                 -- VMYSQL4.3 ALTER TABLE llx_table MODIFY COLUMN name varchar(60) NOT NULL;
+-- To set a field as NOT NULL:                 -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN name SET NOT NULL;
+-- To set a field as default NULL:             -- VPGSQL8.2 ALTER TABLE llx_table ALTER COLUMN name SET DEFAULT NULL;
+-- Note: fields with type BLOB/TEXT can't have default value.
+-- To rebuild sequence for postgresql after insert by forcing id autoincrement fields:
+-- -- VPGSQL8.2 SELECT dol_util_rebuild_sequences();
+
+
+
+-- Missing in v16 or lower
+
+
+
+
+-- v17
+
+ALTER TABLE llx_facture ADD COLUMN close_missing_amount double(24, 8) after close_code;
+
+ALTER TABLE llx_facture_fourn ADD COLUMN close_missing_amount double(24, 8) after close_code;
diff --git a/htdocs/install/mysql/tables/llx_facture.sql b/htdocs/install/mysql/tables/llx_facture.sql
index 8c7e2db385c..3e8ac2b7a50 100644
--- a/htdocs/install/mysql/tables/llx_facture.sql
+++ b/htdocs/install/mysql/tables/llx_facture.sql
@@ -48,6 +48,7 @@ create table llx_facture
   remise				real     DEFAULT 0,						-- remise totale calculee
 
   close_code			varchar(16),							-- Code motif cloture sans paiement complet
+  close_missing_amount	double(24,8),							-- Amount missing when closing with a not complete payment
   close_note			varchar(128),							-- Commentaire cloture sans paiement complet
 
   total_tva				double(24,8)     DEFAULT 0,				-- amount total tva apres remise totale
diff --git a/htdocs/install/mysql/tables/llx_facture_fourn.sql b/htdocs/install/mysql/tables/llx_facture_fourn.sql
index 9ceff4e4fa9..3a304567beb 100644
--- a/htdocs/install/mysql/tables/llx_facture_fourn.sql
+++ b/htdocs/install/mysql/tables/llx_facture_fourn.sql
@@ -44,6 +44,7 @@ create table llx_facture_fourn
   remise				double(24,8)     DEFAULT 0,
 
   close_code			varchar(16),		              -- Code motif cloture sans paiement complet
+  close_missing_amount	double(24,8),					  -- Amount missing when closing with a not complete payment
   close_note			varchar(128),		              -- Commentaire cloture sans paiement complet
 
   tva					double(24,8)     DEFAULT 0,