diff --git a/config/_default/hugo.toml b/config/_default/hugo.toml
index 85d63a1a..6100a56c 100644
--- a/config/_default/hugo.toml
+++ b/config/_default/hugo.toml
@@ -67,3 +67,12 @@ enableEmoji = true
       name = 'fragmentrefs'
       type = 'fragments'
       weight = 10
+
+[markup]
+  [markup.goldmark]
+    [markup.goldmark.extensions]
+      [markup.goldmark.extensions.passthrough]
+        enable = true
+        [markup.goldmark.extensions.passthrough.delimiters]
+          block = [['\[', '\]'], ['$$', '$$']]
+          inline = [['\(', '\)']]