How to allow shortcodes in add-on field descriptions

pewc_filter_field_description.php

<?php
/**
 * Allow shortcodes in field description
 */
function prefix_shortcode_in_description( $description, $item, $additional_info='' ) {
	$field_description = ! empty( $item['field_description'] ) ? $item['field_description'] : '';
	$description = sprintf(
		'<p class="pewc-description">%s%s</p>',
		do_shortcode( $field_description ),
		$additional_info
	);
	return $description;
}
add_filter( 'pewc_filter_field_description', 'prefix_shortcode_in_description', 10, 3 );