WooCommerce: Replace placeholder image

// Replace WooCommerce product placeholder
function _custom_woocommerce_placeholder_img_src( $src ) {
	$src = trailingslashit( get_template_directory_uri() ) . 'includes/images/placeholder.jpg'; // Change to required path and name
	return $src;
}
add_filter( 'woocommerce_placeholder_img_src', '_custom_woocommerce_placeholder_img_src' );