         }
     }
 
-    @IBInspectable @objc open var trackWidth: CGFloat = 2 {
+    @IBInspectable open var trackWidth: CGFloat = 2 {
         didSet {
             let widthAttribute: NSLayoutConstraint.Attribute = orientation == .vertical ? .width : .height
             trackView.removeFirstConstraint { $0.firstAttribute == widthAttribute }

        }
    }

    @IBInspectable @objc public var hasRoundTrackEnds: Bool = true {
        didSet {
            updateTrackViewCornerRounding()
        }
    }

    @IBInspectable @objc public var keepsDistanceBetweenThumbs: Bool = true

    open var valueLabelFormatter: NumberFormatter = {
        let formatter = NumberFormatter()

        }
    }

    @IBInspectable public var showsThumbImageShadow: Bool = true {
        didSet {
            updateThumbViewShadowVisibility()
        }
    }

    @IBInspectable open var minimumImage: UIImage? {
        get {
            return minimumView.image
        }
