Are there any common things to watch out for when wiring Properties from a yml file in kotlin?

# spring

[avolkmann]

Are there any common things to watch out for when wiring Properties from a yml file in kotlin?

[avolkmann]

I can make it work like this

@ConfigurationProperties("app")
class ApplicationProperties {
    lateinit var graph: String
    lateinit var label: String
    var size: Int = 0
}

[avolkmann]

doesn't seem to work via constructor