diff --git a/config.toml b/config.toml
index e939f6f2830..1f90703517a 100644
--- a/config.toml
+++ b/config.toml
@@ -7,6 +7,8 @@ pluralizeListTitles = false
 
 # disableKinds = ["RSS"]
 enableRobotsTXT = true
+pygmentsCodeFences=true
+pygmentsCodeFencesGuessSyntax=true
 
 [permalinks]
   inside-pages = "/:filename/"