diff --git a/dev-support/ci/xml_to_md.py b/dev-support/ci/xml_to_md.py
index e07def6e02e..2afe3c096b4 100644
--- a/dev-support/ci/xml_to_md.py
+++ b/dev-support/ci/xml_to_md.py
@@ -27,6 +27,7 @@
 
 Property = namedtuple('Property', ['name', 'value', 'tag', 'description'])
 
+
 def extract_xml_from_jar(jar_path, xml_filename):
     xml_files = []
     with zipfile.ZipFile(jar_path, 'r') as jar: