diff --git a/src/calibre/ebooks/metadata/book/__init__.py b/src/calibre/ebooks/metadata/book/__init__.py
index 178100b433..82de7400d7 100644
--- a/src/calibre/ebooks/metadata/book/__init__.py
+++ b/src/calibre/ebooks/metadata/book/__init__.py
@@ -101,7 +101,6 @@ STANDARD_METADATA_FIELDS = SOCIAL_METADATA_FIELDS.union(
                            CALIBRE_METADATA_FIELDS)
 
 # Metadata fields that smart update must do special processing to copy.
-
 SC_FIELDS_NOT_COPIED =     frozenset(['title', 'title_sort', 'authors',
                                       'author_sort', 'author_sort_map',
                                       'cover_data', 'tags', 'language',