diff --git a/js/src/util/sanitizer.js b/js/src/util/sanitizer.js
index d2b08082ca67..3d2883aff346 100644
--- a/js/src/util/sanitizer.js
+++ b/js/src/util/sanitizer.js
@@ -17,7 +17,10 @@ export const DefaultAllowlist = {
   br: [],
   col: [],
   code: [],
+  dd: [],
   div: [],
+  dl: [],
+  dt: [],
   em: [],
   hr: [],
   h1: [],