diff --git a/config/_default/config.yaml b/config/_default/config.yaml
index 7f4f96d7..64a3427b 100644
--- a/config/_default/config.yaml
+++ b/config/_default/config.yaml
@@ -41,7 +41,7 @@ module:
 
 markup:
   highlight:
-    guesssyntax: true
+    guessSyntax: true
     lineNos: true
     noClasses: false
     lineNumbersInTable: false