function bbp_edit_user_form_fields() {
?>

	<input type="hidden" name="action"  id="bbp_post_action" value="bbp-update-user" />
	<input type="hidden" name="user_id" id="user_id"         value="<?php bbp_displayed_user_id(); ?>" />

	<?php wp_nonce_field( 'update-user_' . bbp_get_displayed_user_id() );
}