diff --git a/htdocs/adherents/class/adherent.class.php b/htdocs/adherents/class/adherent.class.php
index 967002b0b6e..76f7fd8485c 100644
--- a/htdocs/adherents/class/adherent.class.php
+++ b/htdocs/adherents/class/adherent.class.php
@@ -525,9 +525,10 @@ class Adherent extends CommonObject
 
 		// Insert member
 		$sql = "INSERT INTO ".MAIN_DB_PREFIX."adherent";
-		$sql .= " (datec,login,fk_user_author,fk_user_mod,fk_user_valid,morphy,fk_adherent_type,entity,import_key)";
+		$sql .= " (ref, datec,login,fk_user_author,fk_user_mod,fk_user_valid,morphy,fk_adherent_type,entity,import_key)";
 		$sql .= " VALUES (";
-		$sql .= " '".$this->db->idate($this->datec)."'";
+		$sql .= " '(PROV)'";
+		$sql .= ", '".$this->db->idate($this->datec)."'";
 		$sql .= ", ".($this->login ? "'".$this->db->escape($this->login)."'" : "null");
 		$sql .= ", ".($user->id > 0 ? $user->id : "null"); // Can be null because member can be created by a guest or a script
 		$sql .= ", null, null, '".$this->db->escape($this->morphy)."'";