diff --git a/config.yaml b/config.yaml
index 2643d483..23f591d 100644
--- a/config.yaml
+++ b/config.yaml
@@ -45,4 +45,8 @@ languages:
 markup:
     goldmark:
         renderer:
-            unsafe: true
\ No newline at end of file
+            unsafe: true
+
+    highlight:
+      noClasses: true
+      style: xcode-dark