                         let name = String(label.dropFirst())
                         param.projectedValue.associate(with: akAudioUnit,
                                                        identifier: name)
+                        param.projectedValue.set(avAudioUnit: avAudioUnit)
                     }
                 }
             }

    /// The internal AVAudioUnit, which is a subclass of AVAudioNode with more capabilities
    open var avAudioUnit: AVAudioUnit? {
        didSet {
            if let akAudioUnit = avAudioUnit?.auAudioUnit as? AKAudioUnitBase {
                let mirror = Mirror(reflecting: self)

                for child in mirror.children {

    }

    // MARK: Lifecycle

    public func set(avAudioUnit: AVAudioUnit) {
        self.avAudioUnit = avAudioUnit
    }

    /// This function should be called from AKNode subclasses as soon as a valid AU is obtained
    public func associate(with au: AKAudioUnitBase, identifier: String) {
