diff --git a/tests/core/test_playback.py b/tests/core/test_playback.py
index 80efc38a..8911978a 100644
--- a/tests/core/test_playback.py
+++ b/tests/core/test_playback.py
@@ -7,7 +7,7 @@ import mock
 import pykka
 
 from mopidy import backend, core
-from mopidy.models import Ref, Track
+from mopidy.models import Track
 
 from tests import dummy_audio as audio