diff --git a/htdocs/societe/class/societe.class.php b/htdocs/societe/class/societe.class.php
index 3bb08835554..e546986ba98 100644
--- a/htdocs/societe/class/societe.class.php
+++ b/htdocs/societe/class/societe.class.php
@@ -435,6 +435,13 @@ class Societe extends CommonObject
 	 */
 	public $idprof3;
 
+	/**
+	 * @var string Professional ID 3
+	 * @deprecated
+	 * @see $idprof3
+	 */
+	public $ape;
+
 	/**
 	 * Professional ID 4 (Ex: RCS in France)
 	 * @var string