diff --git a/htdocs/compta/sociales/class/paymentsocialcontribution.class.php b/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
index b6a611a47ee..c6a4851fac1 100644
--- a/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
+++ b/htdocs/compta/sociales/class/paymentsocialcontribution.class.php
@@ -100,6 +100,11 @@ class PaymentSocialContribution extends CommonObject
 	 */
 	public $fk_user_modif;
 
+	/**
+	 * @var int ID
+	 */
+	public $chid;
+
 	/**
 	 *	Constructor
 	 *