diff --git a/mysql/migration/2.0.0-2.1.0.sql b/mysql/migration/2.0.0-2.1.0.sql
index 4bbe431b3dc..e25eb41e4e8 100644
--- a/mysql/migration/2.0.0-2.1.0.sql
+++ b/mysql/migration/2.0.0-2.1.0.sql
@@ -25,7 +25,8 @@ alter table llx_propal add column note_public text after note;
 
 ALTER TABLE llx_societe ADD mode_reglement INT( 11 ) DEFAULT NULL ;
 ALTER TABLE llx_societe ADD cond_reglement INT( 11 ) DEFAULT '1' NOT NULL ;
-ALTER TABLE llx_societe ADD tva_assuj  tinyint  DEFAULT '1' NOT NULL ;
+ALTER TABLE llx_societe ADD tva_assuj tinyint;
+ALTER TABLE llx_societe MODIFY tva_assuj tinyint;
 
 alter table llx_product add gencode varchar(255) DEFAULT NULL;
 
@@ -53,3 +54,9 @@ create table llx_commande_fournisseur_model_pdf
 )type=innodb;
 
 alter table llx_categorie add fk_statut smallint DEFAULT 0;
+
+
+alter table llx_actioncomm modify datea datetime;
+alter table llx_actioncomm add column datec datetime after id;
+alter table llx_actioncomm add column datep datetime after datec;
+alter table llx_actioncomm add column tms timestamp after datea;
diff --git a/mysql/tables/llx_actioncomm.sql b/mysql/tables/llx_actioncomm.sql
index ef06ddcf0f2..921b69d3736 100644
--- a/mysql/tables/llx_actioncomm.sql
+++ b/mysql/tables/llx_actioncomm.sql
@@ -26,7 +26,10 @@
 create table llx_actioncomm
 (
   id             integer AUTO_INCREMENT PRIMARY KEY,
-  datea          timestamp,            -- action date
+  datec          datetime,             -- date creation
+  datep          datetime,             -- date 0%
+  datea          datetime,             -- date 100%
+  tms            timestamp,            -- date modif
   fk_action      integer,
   label          varchar(50) NOT NULL, -- libelle de l'action
   fk_soc         integer,
diff --git a/mysql/tables/llx_societe.sql b/mysql/tables/llx_societe.sql
index d5b2df24c06..d3d8d43e66d 100644
--- a/mysql/tables/llx_societe.sql
+++ b/mysql/tables/llx_societe.sql
@@ -64,5 +64,5 @@ create table llx_societe
   remise_client      real           DEFAULT 0,            -- remise systématique pour le client
   mode_reglement     integer				DEFAULT 0,            -- mode de réglement
   cond_reglement     integer				DEFAULT 1  NOT NULL,  -- condition de réglement
-  tva_assuj	tinyint	DEFAULT 1	NOT NULL,-- assujéti ou non à la TVA
+  tva_assuj          tinyint,									  -- assujéti ou non à la TVA
 )type=innodb;