diff --git a/hugo.toml b/hugo.toml
index 8e97826..5eddc9d 100644
--- a/hugo.toml
+++ b/hugo.toml
@@ -17,6 +17,8 @@ theme = 'terminal'
     ordered = true
     # start by listing h1s
     startLevel = 1
+  [markup.highlight]
+    style = 'gruvbox'
   [markup.goldmark]
     [markup.goldmark.extensions]
       [markup.goldmark.extensions.extras]