diff --git a/devscripts/make_supportedsites.py b/devscripts/make_supportedsites.py
index 7178978f0..5378c10f7 100644
--- a/devscripts/make_supportedsites.py
+++ b/devscripts/make_supportedsites.py
@@ -21,6 +21,7 @@
 {ie_list}
 '''
 
+
 def main():
     out = '\n'.join(ie.description() for ie in list_extractor_classes() if ie.IE_DESC is not False)
     write_file(get_filename_args(), TEMPLATE.format(ie_list=out))