diff --git a/_data/licenses.yml b/_data/licenses.yml
index 306ebd04..3494d308 100644
--- a/_data/licenses.yml
+++ b/_data/licenses.yml
@@ -44,6 +44,6 @@ jekyll:
 marked:
   name: Marked
   # renovate: datasource=cdnjs depName=marked packageName=marked/lib/marked.umd.min.js versioning=semver
-  version: '18.0.4'
+  version: '18.0.9'
   url: https://marked.js.org/
   license: MIT
diff --git a/roadmap.html b/roadmap.html
index c185fa7c..0d0bb91a 100644
--- a/roadmap.html
+++ b/roadmap.html
@@ -5,8 +5,8 @@
 cover-img:
   - /assets/img/banners/roadmap.jpg
 ext-js:
-  - href: "https://cdnjs.cloudflare.com/ajax/libs/marked/18.0.4/lib/marked.umd.min.js"
-    sri: "sha512-auizqIvCafhqEE1UrOvCAfkkjyTDqoowuhCJrcQNLkbugORalrh3bbNTBoxikI+ppe1TeLMUoa2sFyXIVJ3L3A=="
+  - href: "https://cdnjs.cloudflare.com/ajax/libs/marked/18.0.9/lib/marked.umd.min.js"
+    sri: "sha512-VfFL2k66NKolmB2Z6waah4lasyOUcywpgVvQQQNPwVCBwt0eLVreubUbYLBVpgGbe5XxD9aVBtMN5SOAK9gk2w=="
 js:
   - /assets/js/roadmap.js
 ---