diff --git a/cmd/chunk/download_progress.go b/cmd/chunk/download_progress.go
index 1c5a57c..dfb0221 100644
--- a/cmd/chunk/download_progress.go
+++ b/cmd/chunk/download_progress.go
@@ -70,11 +70,12 @@ func (p *downloadProgress) update(d chunk.DownloadStatus) {
 func newProgress() *downloadProgress {
 	ctx, cancel := context.WithCancel(context.Background())
 	bar := downloadProgress{make(map[string]file), time.Now(), cancel}
-	tick := time.Tick(1 * time.Second)
+	t := time.NewTicker(time.Second)
 	go func() {
+		defer t.Stop()
 		for {
 			select {
-			case <-tick:
+			case <-t.C:
 				fmt.Printf("\r%s", bar.String())
 			case <-ctx.Done():
 				return
diff --git a/cmd/chunk/main.go b/cmd/chunk/main.go
index 763bca8..f547516 100644
--- a/cmd/chunk/main.go
+++ b/cmd/chunk/main.go
@@ -39,18 +39,18 @@ var rootCmd = &cobra.Command{
 		if err := checkOutputDir(); err != nil {
 			return fmt.Errorf("error checking %s directory: %w", outputDir, err)
 		}
-		chunk := chunk.DefaultDownloader()
-		chunk.OutputDir = outputDir
-		chunk.Timeout = timeoutChunk
-		chunk.ConcurrencyPerServer = concurrencyPerServer
-		chunk.MaxRetries = maxRetriesChunk
-		chunk.WaitRetry = waitBetweenRetries
-		chunk.ChunkSize = chunkSize
-		chunk.RestartDownloads = restartDownloads
-		chunk.ProgressDir = progressDir
-		chunk.UserAgent = userAgent
+		dl := chunk.DefaultDownloader()
+		dl.OutputDir = outputDir
+		dl.Timeout = timeoutChunk
+		dl.ConcurrencyPerServer = concurrencyPerServer
+		dl.MaxRetries = maxRetriesChunk
+		dl.WaitRetry = waitBetweenRetries
+		dl.ChunkSize = chunkSize
+		dl.RestartDownloads = restartDownloads
+		dl.ProgressDir = progressDir
+		dl.UserAgent = userAgent
 		prog := newProgress()
-		for status := range chunk.Download(args...) {
+		for status := range dl.Download(args...) {
 			if status.Error != nil {
 				log.Fatal(status.Error)
 			}
diff --git a/downloader.go b/downloader.go
index 19fa98d..b94674e 100644
--- a/downloader.go
+++ b/downloader.go
@@ -196,9 +196,8 @@ func (d *Downloader) downloadChunkWithTimeout(usrCtx context.Context, u string,
 }
 
 func (d *Downloader) getDownloadSize(ctx context.Context, u string) (int64, error) {
-	ch := make(chan *http.Response, 1)
-	defer close(ch)
 	var n uint
+	var resp *http.Response
 	for {
 		if err := ctx.Err(); err != nil {
 			return 0, err
@@ -210,7 +209,7 @@ func (d *Downloader) getDownloadSize(ctx context.Context, u string) (int64, erro
 		if d.UserAgent != "" {
 			req.Header.Add("User-Agent", d.UserAgent)
 		}
-		resp, err := d.Client.Do(req)
+		resp, err = d.Client.Do(req)
 		if err != nil {
 			if ctx.Err() != nil {
 				return 0, ctx.Err()
@@ -249,10 +248,8 @@ func (d *Downloader) getDownloadSize(ctx context.Context, u string) (int64, erro
 				continue
 			}
 		}
-		ch <- resp
 		break
 	}
-	resp := <-ch
 	if resp.ContentLength <= 0 {
 		r := strings.TrimSpace(resp.Header.Get("Content-Range"))
 		if r == "" {