client.go | 2 +-

diff --git a/client.go b/client.go
index 4a42b17c759af9884d634ec3ac0e8ab400801e4d..9463a8e1f570c156ee14b5663d2a227b7c2124b8 100644
--- a/client.go
+++ b/client.go
@@ -816,13 +816,13 @@
 // Adds peers to the swarm for the torrent corresponding to infoHash.
 func (me *Client) AddPeers(infoHash InfoHash, peers []Peer) error {
 	me.mu.Lock()
+	defer me.mu.Unlock()
 	t := me.torrent(infoHash)
 	if t == nil {
 		return errors.New("no such torrent")
 	}
 	t.Peers = append(t.Peers, peers...)
 	me.openNewConns()
-	me.mu.Unlock()
 	return nil
 }