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 b53d0603be6..0195d57aa50 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
@@ -61,6 +61,8 @@ CREATE TABLE llx_pos_cash_fence(
 -- For 10.0
 
 DROP TABLE llx_cotisation;
+ALTER TABLE llx_accounting_bookkeeping DROP COLUMN validated;
+ALTER TABLE llx_accounting_bookkeeping_tmp DROP COLUMN validated;
 
 ALTER TABLE llx_loan ADD COLUMN insurance_amount double(24,8) DEFAULT 0;
 
diff --git a/htdocs/install/mysql/tables/llx_accounting_bookkeeping.sql b/htdocs/install/mysql/tables/llx_accounting_bookkeeping.sql
index af693c273a4..8a5045186e6 100644
--- a/htdocs/install/mysql/tables/llx_accounting_bookkeeping.sql
+++ b/htdocs/install/mysql/tables/llx_accounting_bookkeeping.sql
@@ -49,8 +49,7 @@ CREATE TABLE llx_accounting_bookkeeping
   code_journal          varchar(32) NOT NULL,		-- FEC:JournalCode
   journal_label         varchar(255),				-- FEC:JournalLib
   piece_num             integer NOT NULL,			-- FEC:EcritureNum  | accounting source document
-  validated             tinyint DEFAULT 0 NOT NULL,	-- 					| 0 line not validated / 1 line validated (No deleting / No modification) 
-  date_validated        datetime,					-- FEC:ValidDate
+  date_validated        datetime,					-- FEC:ValidDate	| if empty: movement not validated / if not empty: movement validated (No deleting / No modification) 
   import_key            varchar(14),
   extraparams	        varchar(255)				-- for other parameters with json format
 ) ENGINE=innodb;
diff --git a/htdocs/install/mysql/tables/llx_accounting_bookkeeping_tmp.sql b/htdocs/install/mysql/tables/llx_accounting_bookkeeping_tmp.sql
index d8b1fd81066..56088ac1c01 100644
--- a/htdocs/install/mysql/tables/llx_accounting_bookkeeping_tmp.sql
+++ b/htdocs/install/mysql/tables/llx_accounting_bookkeeping_tmp.sql
@@ -49,8 +49,7 @@ CREATE TABLE llx_accounting_bookkeeping_tmp
   code_journal          varchar(32) NOT NULL,		-- FEC:JournalCode
   journal_label         varchar(255),				-- FEC:JournalLib
   piece_num             integer NOT NULL,			-- FEC:EcritureNum
-  validated             tinyint DEFAULT 0 NOT NULL,	-- 					| 0 line not validated / 1 line validated (No deleting / No modification) 
-  date_validated        datetime,					-- FEC:ValidDate
+  date_validated        datetime,					-- FEC:ValidDate	| if empty: movement not validated / if not empty: movement validated (No deleting / No modification) 
   import_key            varchar(14),
   extraparams	        varchar(255)				-- for other parameters with json format
 ) ENGINE=innodb;