Cannot construct Option instance

[kpodsiad]

// using scala 3.1.0
// using lib org.virtuslab::scala-yaml:0.0.4

import org.virtuslab.yaml.*

case class Foo(int: Int, string: String) derives YamlCodec

val foo =
"""|- int: 1
   |  string: "1"
   |""".stripMargin.as[List[Option[Foo]]]

println(foo)

yields

Left(ConstructError(Could't construct scala.Option from CoreSchemaTag(tag:yaml.org,2002:map)
  string: "1"
  ^
))