diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index a5b1446524c..73415d0d435 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -145,7 +145,9 @@ class Commande extends CommonOrder
 	public $cond_reglement_doc;
 
 	/**
-	 * @var double Deposit % for payment terms
+	 * @var string 	Deposit percent for payment terms.
+	 *				Populated by setPaymentTerms().
+	 * @see setPaymentTerms()
 	 */
 	public $deposit_percent;
 
diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 09014ff2b5b..68270f70708 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -759,7 +759,9 @@ abstract class CommonObject
 	public $cond_reglement_supplier_id;
 
 	/**
-	 * @var string 		Populated by setPaymentTerms()
+	 * @var string      Deposit percent for payment terms.
+	 *                  Populated by setPaymentTerms().
+	 * @see setPaymentTerms()
 	 */
 	public $deposit_percent;