diff --git a/db/db.go b/db/db.go
index 08a96f6..1be722f 100644
--- a/db/db.go
+++ b/db/db.go
@@ -56,7 +56,7 @@ func (d *Db) Add(i Item) (int, bool) {
 	return i.Id, true
 }
 
-func (d *Db) Update(id int, persist bool, f func(*Item)) error {
+func (d *Db) Transact(id int, persist bool, f func(*Item)) error {
 	d.mutex.Lock()
 	defer d.mutex.Unlock()
 	for i, _ := range d.items {
diff --git a/main.go b/main.go
index 74fe858..8a99612 100644
--- a/main.go
+++ b/main.go
@@ -108,7 +108,7 @@ func main() {
 		}
 		fmt.Println("path is", p, "id is", id)
 		var sc <-chan string
-		d.Update(id, false, func(i *db.Item) {
+		d.Transact(id, false, func(i *db.Item) {
 			pt := i.Pt
 			if pt != nil {
 				sc = pt.Subscribe()
@@ -127,7 +127,7 @@ func main() {
 			}
 			var status db.DownloadStatus
 			var fname string
-			d.Update(id, true, func(i *db.Item) {
+			d.Transact(id, false, func(i *db.Item) {
 				status = i.Status
 				fname = i.FileName
 			})
@@ -154,12 +154,12 @@ func main() {
 		}
 
 		var tc <-chan struct{}
-		d.Update(id, false, func(i *db.Item) {
+		d.Transact(id, false, func(i *db.Item) {
 			tc = i.TitleChan
 		})
 		<-tc
 		var title string
-		d.Update(id, false, func(i *db.Item) {
+		d.Transact(id, false, func(i *db.Item) {
 			title = i.Title
 		})
 		w.Write([]byte(title))
@@ -171,7 +171,7 @@ func main() {
 func getTitle(id int, yturl string) {
 	tc := make(chan struct{})
 	defer close(tc)
-	d.Update(id, false, func(i *db.Item) {
+	d.Transact(id, false, func(i *db.Item) {
 		i.TitleChan = tc
 	})
 	args := append(ytdlCmd, "--get-title", yturl)
@@ -183,14 +183,14 @@ func getTitle(id int, yturl string) {
 	} else {
 		title = string(op)
 	}
-	d.Update(id, true, func(i *db.Item) {
+	d.Transact(id, true, func(i *db.Item) {
 		i.Title = title
 	})
 }
 
 func download(id int, yturl string) {
 	pt := pubsub.NewProgressTracker()
-	d.Update(id, true, func(i *db.Item) {
+	d.Transact(id, true, func(i *db.Item) {
 		i.Status = db.InProgress
 		i.Pt = pt
 	})
@@ -220,7 +220,7 @@ func download(id int, yturl string) {
 	} else {
 		status = db.Done
 	}
-	d.Update(id, true, func(i *db.Item) {
+	d.Transact(id, true, func(i *db.Item) {
 		i.Status = status
 		i.FileName = fname
 	})