diff --git a/pelicanconf.py b/pelicanconf.py
index 684ab351e..12297356a 100644
--- a/pelicanconf.py
+++ b/pelicanconf.py
@@ -31,10 +31,6 @@ DEFAULT_PAGINATION = 100
 # Uncomment following line if you want document-relative URLs when developing
 PLUGIN_PATHS = ['./pelican-plugins', './plugins-custom']
 PLUGINS = ['dateish', 'extract_toc', 'i18n_subsites', 'summary', 'events-ics','complex_footnotes', 'stream', 'thumbnailer']
-MARKDOWN = {
-    'codehilite','extra','toc'
-
-}
 
 MARKDOWN = {
     'extension_configs': {