diff --git a/progress/progress.go b/progress/progress.go
index cfeb845..c83caab 100644
--- a/progress/progress.go
+++ b/progress/progress.go
@@ -44,9 +44,6 @@ func New(info ProgressInfo) *ProgressBar {
 
 func (p *ProgressBar) render(final bool) {
 
-	p.lock.Lock()
-	defer p.lock.Unlock()
-
 	var sb strings.Builder
 
 	numFilled := math.Round((float64(p.currentBytes) / float64(p.maxBytes)) * 40)
@@ -121,7 +118,7 @@ func (p *ProgressBar) render(final bool) {
 	if width == 0 {
 		lineNum = 1
 	} else {
-		lineNum = ((len(removeANSIEscapeCodes(sb.String())) + width - 1) / width)
+		lineNum = (len(removeANSIEscapeCodes(sb.String())) + width - 1) / width
 	}
 
 	if p.hasStarted {
@@ -142,9 +139,11 @@ func (p *ProgressBar) render(final bool) {
 }
 
 func (p *ProgressBar) Add(num int64) {
+	p.lock.Lock()
 	p.currentBytes = p.currentBytes + num
 
 	p.render(false)
+	p.lock.Unlock()
 }
 
 func (p *ProgressBar) Close() (err error) {
@@ -161,7 +160,7 @@ func (p *ProgressBar) Close() (err error) {
 		if width == 0 {
 			lineNum = 1
 		} else {
-			lineNum = ((p.textWidth + width - 1) / width)
+			lineNum = (p.textWidth + width - 1) / width
 		}
 
 		for i := 0; i < lineNum; i++ {