client.go | 6 ++----

diff --git a/client.go b/client.go
index 5af08dcd3d38dc1200e793abc4577164c643213d..2b6c4da9253e748f2007fc15b779a60cff10f61d 100644
--- a/client.go
+++ b/client.go
@@ -1489,10 +1489,8 @@ 		Info:        &mi.Info,
 		DisplayName: mi.Info.Name,
 		InfoHash:    mi.Info.Hash(),
 	}
-	if len(spec.Trackers) == 0 {
-		spec.Trackers = [][]string{[]string{mi.Announce}}
-	} else {
-		spec.Trackers[0] = append(spec.Trackers[0], mi.Announce)
+	if spec.Trackers == nil && mi.Announce != "" {
+		spec.Trackers = [][]string{{mi.Announce}}
 	}
 	return
 }