Error CS0266 cannot implicitly convert type 'system.windows.forms.progressbarstyle' to 'metroframework.metrocolorstyle'. An explicit conversion exists (are you missing a cast? )

private void WebClient_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
        {
            if (e.Error != null)
            {
                this.DialogResult = DialogResult.No;
                this.Close();
            }
            else if (e.Cancelled)
            {
                this.DialogResult = DialogResult.Abort;
                this.Close();
            }
            else
            {
                lblProgress.Text = "Verifying Download...";
    ------->    progressBar.Style =  ProgressBarStyle.Marquee;    <---------

                bgWorker.RunWorkerAsync(new string[] { this.tempFile, this.md5 });
            }

progressBar.Style = ProgressBarStyle.Marquee;