diff --git a/src/calibre/ebooks/oeb/polish/container.py b/src/calibre/ebooks/oeb/polish/container.py
index b123121353..68ea7f20a6 100644
--- a/src/calibre/ebooks/oeb/polish/container.py
+++ b/src/calibre/ebooks/oeb/polish/container.py
@@ -1015,6 +1015,7 @@ class Container(ContainerBase):  # {{{
     def commit(self, outpath=None, keep_parsed=False):
         '''
         Commit all dirtied parsed objects to the filesystem and write out the ebook file at outpath.
+
         :param output: The path to write the saved ebook file to. If None, the path of the original book file is used.
         :param keep_parsed: If True the parsed representations of committed items are kept in the cache.
         '''