Cannot call private constructor error - @CompileStatic & default method argument

@CompileStatic
class CannotCallPrivateConstructorIssueReproductor {

    private final String someFiled //final is NOT mandatory to reproduce the issue

    private CannotCallPrivateConstructorIssueReproductor(String someFiled, Integer optionalArgument = null) {   //field with default value is crutial
        this.someFiled = someFiled
    }

    static CannotCallPrivateConstructorIssueReproductor factoryMethod() {
        return new CannotCallPrivateConstructorIssueReproductor('sth')
    }
}