diff --git a/tests/components/sonos/conftest.py b/tests/components/sonos/conftest.py
index 26666d98ced..4e5f704d322 100644
--- a/tests/components/sonos/conftest.py
+++ b/tests/components/sonos/conftest.py
@@ -453,6 +453,7 @@ def mock_get_music_library_information(
                 "object.container.album.musicAlbum",
             )
         ]
+    return []
 
 
 @pytest.fixture(name="music_library_browse_categories")