diff --git a/openlp/plugins/songs/lib/upgrade.py b/openlp/plugins/songs/lib/upgrade.py
index 59355bbec..580ae767d 100644
--- a/openlp/plugins/songs/lib/upgrade.py
+++ b/openlp/plugins/songs/lib/upgrade.py
@@ -112,7 +112,8 @@ def upgrade_4(session, metadata):
         op.create_table('authors_songs_tmp',
                         Column('author_id', types.Integer(), ForeignKey('authors.id'), primary_key=True),
                         Column('song_id', types.Integer(), ForeignKey('songs.id'), primary_key=True),
-                        Column('author_type', types.String(), primary_key=True, nullable=False, server_default=text('""')))
+                        Column('author_type', types.String(), primary_key=True,
+                               nullable=False, server_default=text('""')))
         op.execute('INSERT INTO authors_songs_tmp SELECT author_id, song_id, "" FROM authors_songs')
         op.drop_table('authors_songs')
         op.rename_table('authors_songs_tmp', 'authors_songs')
diff --git a/tests/functional/openlp_plugins/songs/test_mediaitem.py b/tests/functional/openlp_plugins/songs/test_mediaitem.py
index 1b372aa20..308881c2e 100644
--- a/tests/functional/openlp_plugins/songs/test_mediaitem.py
+++ b/tests/functional/openlp_plugins/songs/test_mediaitem.py
@@ -76,19 +76,19 @@ class TestMediaItem(TestCase, TestMixin):
         mock_author.display_name = 'my author'
         mock_author_song = MagicMock()
         mock_author_song.author = mock_author
-        mock_author_song.author_type=AuthorType.Music
+        mock_author_song.author_type = AuthorType.Music
         mock_song.authors_songs.append(mock_author_song)
         mock_author = MagicMock()
         mock_author.display_name = 'another author'
         mock_author_song = MagicMock()
         mock_author_song.author = mock_author
-        mock_author_song.author_type=AuthorType.Words
+        mock_author_song.author_type = AuthorType.Words
         mock_song.authors_songs.append(mock_author_song)
         mock_author = MagicMock()
         mock_author.display_name = 'translator'
         mock_author_song = MagicMock()
         mock_author_song.author = mock_author
-        mock_author_song.author_type=AuthorType.Translation
+        mock_author_song.author_type = AuthorType.Translation
         mock_song.authors_songs.append(mock_author_song)
         mock_song.copyright = 'My copyright'
         service_item = ServiceItem(None)