diff --git a/htdocs/accountancy/class/bookkeeping.class.php b/htdocs/accountancy/class/bookkeeping.class.php
index 16dc458d833..a2066cb75b4 100644
--- a/htdocs/accountancy/class/bookkeeping.class.php
+++ b/htdocs/accountancy/class/bookkeeping.class.php
@@ -1966,6 +1966,7 @@ class BookKeepingLine
 	public $credit;
 	public $montant;
 	public $sens;
+    public $lettering_code;
 
 	/**
      * @var int ID
@@ -1977,4 +1978,6 @@ class BookKeepingLine
 	public $journal_label;
 	public $piece_num;
 	public $date_creation;
+    public $date_modification;
+    public $date_export;
 }