diff --git a/_config.yml b/_config.yml
index 4e0fc4a..4a980ef 100644
--- a/_config.yml
+++ b/_config.yml
@@ -195,6 +195,7 @@ latest_posts:
 # -----------------------------------------------------------------------------
 
 # Markdown and syntax highlight
+highlighter: true
 markdown: kramdown
 highlighter: rouge
 kramdown: