diff --git a/ui/widgets/tracklist.go b/ui/widgets/tracklist.go
index b33edd2..96e2d82 100644
--- a/ui/widgets/tracklist.go
+++ b/ui/widgets/tracklist.go
@@ -348,9 +348,9 @@ func (t *Tracklist) GetTracks() []*mediaprovider.Track {
 // Append more tracks to the tracklist. Thread-safe.
 func (t *Tracklist) AppendTracks(trs []*mediaprovider.Track) {
 	t.tracksMutex.Lock()
-	defer t.tracksMutex.Unlock()
 	t.tracksOrigOrder = append(t.tracks, util.ToTrackListModels(trs)...)
 	t.doSortTracks()
+	t.tracksMutex.Unlock()
 	t.list.Refresh()
 }