diff --git a/libxfce4util/xfce-kiosk.c b/libxfce4util/xfce-kiosk.c
index 60f486296f46527a1b25a0707478e36921ec0e75..03ce986819bbc83233adf04407d9391fe9d92188 100644
--- a/libxfce4util/xfce-kiosk.c
+++ b/libxfce4util/xfce-kiosk.c
@@ -212,6 +212,8 @@ xfce_kiosk_finalize (GObject *object)
   if (kiosk->module_rc != NULL)
     xfce_rc_close (kiosk->module_rc);
   g_free (kiosk->module_name);
+
+  G_OBJECT_CLASS (xfce_kiosk_parent_class)->finalize (object);
 }