diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index e44fa8a5aeccf..63f15bfcf79d3 100644
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -281,7 +281,7 @@ private function create($attrname, $type='varchar', $length=255, $elementtype='m
 	 */
 	private function create_label($attrname, $label='', $type='', $pos=0, $size=0, $elementtype='member', $unique=0, $required=0, $param='', $alwayseditable=0, $perms='', $list=0, $ishidden=0, $default='', $computed='')
 	{
-		global $conf;
+		global $conf,$user;
 
 		if ($elementtype == 'thirdparty') $elementtype='societe';
 		if ($elementtype == 'contact') $elementtype='socpeople';
@@ -305,7 +305,26 @@ private function create_label($attrname, $label='', $type='', $pos=0, $size=0, $
 				$params='';
 			}
 
-			$sql = "INSERT INTO ".MAIN_DB_PREFIX."extrafields(name, label, type, pos, size, entity, elementtype, fieldunique, fieldrequired, param, alwayseditable, perms, list, ishidden, fielddefault, fieldcomputed)";
+			$sql = "INSERT INTO ".MAIN_DB_PREFIX."extrafields(";
+			$sql.= " name,";
+			$sql.= " label,";
+			$sql.= " type,";
+			$sql.= " pos,";
+			$sql.= " size,";
+			$sql.= " elementtype,";
+			$sql.= " fieldunique,";
+			$sql.= " fieldrequired,";
+			$sql.= " param,";
+			$sql.= " alwayseditable,";
+			$sql.= " perms,";
+			$sql.= " list,";
+			$sql.= " ishidden,";
+			$sql.= " fielddefault,";
+			$sql.= " fieldcomputed,";
+			$sql.= " fk_user_author,";
+			$sql.= " fk_user_modif,";
+			$sql.= " datec";
+			$sql.= " )";
 			$sql.= " VALUES('".$attrname."',";
 			$sql.= " '".$this->db->escape($label)."',";
 			$sql.= " '".$type."',";
@@ -321,8 +340,10 @@ private function create_label($attrname, $label='', $type='', $pos=0, $size=0, $
 			$sql.= " ".$list.",";
 			$sql.= " ".$ishidden.",";
 			$sql.= " ".($default?"'".$this->db->escape($default)."'":"null").",";
-			$sql.= " ".($computed?"'".$this->db->escape($computed)."'":"null");
-			$sql.=')';
+			$sql.= " ".($computed?"'".$this->db->escape($computed)."'":"null").",";
+			$sql .= " " . $user->id . ",";
+			$sql .= " " . $user->id . ",";
+			$sql .= "'" . $this->db->idate(dol_now()) . "'";
 
 			dol_syslog(get_class($this)."::create_label", LOG_DEBUG);
 			if ($this->db->query($sql))
@@ -562,7 +583,7 @@ function update($attrname,$label,$type,$length,$elementtype,$unique=0,$required=
 	 */
 	private function update_label($attrname,$label,$type,$size,$elementtype,$unique=0,$required=0,$pos=0,$param='',$alwayseditable=0,$perms='',$list=0,$ishidden=0,$default='',$computed='')
 	{
-		global $conf;
+		global $conf, $user;
 		dol_syslog(get_class($this)."::update_label ".$attrname.", ".$label.", ".$type.", ".$size.", ".$elementtype.", ".$unique.", ".$required.", ".$pos.", ".$alwayseditable.", ".$perms.", ".$list.", ".$ishidden.", ".$default.", ".$computed);
 
 		// Clean parameters
@@ -603,7 +624,10 @@ private function update_label($attrname,$label,$type,$size,$elementtype,$unique=
 			$sql.= " list,";
 			$sql.= " ishidden,";
 			$sql.= " fielddefault,";
-			$sql.= " fieldcomputed";
+			$sql.= " fieldcomputed,";
+			$sql.= " fk_user_author,";
+			$sql.= " fk_user_modif,";
+			$sql.= " datec";
 			$sql.= ") VALUES (";
 			$sql.= "'".$attrname."',";
 			$sql.= " ".$conf->entity.",";
@@ -620,7 +644,10 @@ private function update_label($attrname,$label,$type,$size,$elementtype,$unique=
 			$sql.= " ".$list.", ";
 			$sql.= " ".$ishidden.", ";
 			$sql.= " ".($default?"'".$this->db->escape($default)."'":"null").",";
-			$sql.= " ".($computed?"'".$this->db->escape($computed)."'":"null");
+			$sql.= " ".($computed?"'".$this->db->escape($computed)."'":"null").",";
+			$sql .= " " . $user->id . ",";
+			$sql .= " " . $user->id . ",";
+			$sql .= "'" . $this->db->idate(dol_now()) . "'";
 			$sql.= ")";
 
 			$resql2=$this->db->query($sql);
diff --git a/htdocs/install/mysql/tables/llx_extrafields.sql b/htdocs/install/mysql/tables/llx_extrafields.sql
index aee51524e6f70..101254ea18663 100644
--- a/htdocs/install/mysql/tables/llx_extrafields.sql
+++ b/htdocs/install/mysql/tables/llx_extrafields.sql
@@ -37,5 +37,9 @@ create table llx_extrafields
 	param			text,										-- extra parameters to define possible values of field
 	list			integer DEFAULT 0,							-- list of values for field that are combo lists
 	langs			varchar(24),								-- example: fileofmymodule@mymodule
-	ishidden		integer DEFAULT 0							-- ??? example of use case ???
+	ishidden		integer DEFAULT 0,							-- Can be foreign key of external system
+	fk_user_author	integer,									-- user making creation
+	fk_user_modif	integer,	                                -- user making last change
+	datec			datetime,									-- date de creation
+	tms				timestamp
 )ENGINE=innodb;
diff --git a/htdocs/install/pgsql/functions/functions.sql b/htdocs/install/pgsql/functions/functions.sql
index 06ef2ed41e32f..e5b9d47a0ba40 100644
--- a/htdocs/install/pgsql/functions/functions.sql
+++ b/htdocs/install/pgsql/functions/functions.sql
@@ -165,6 +165,7 @@ CREATE TRIGGER update_customer_modtime BEFORE UPDATE ON llx_usergroup_extrafield
 CREATE TRIGGER update_customer_modtime BEFORE UPDATE ON llx_product_price_by_qty FOR EACH ROW EXECUTE PROCEDURE update_modified_column_tms();
 CREATE TRIGGER update_customer_modtime BEFORE UPDATE ON llx_website FOR EACH ROW EXECUTE PROCEDURE update_modified_column_tms();
 CREATE TRIGGER update_customer_modtime BEFORE UPDATE ON llx_website_page FOR EACH ROW EXECUTE PROCEDURE update_modified_column_tms();
+CREATE TRIGGER update_customer_modtime BEFORE UPDATE ON llx_extrafields FOR EACH ROW EXECUTE PROCEDURE update_modified_column_tms();
 
 
 -- Add triggers for timestamp fields named date_m