* client to finish the protocol. After this event is received, there is no
* further interaction with the tray client.
*
- * See: http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html
+ * See: https://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html
*
*/
static void handle_destroy_notify(xcb_destroy_notify_event_t *event) {