diff --git a/package.json b/package.json
index 46c36ec..43882d6 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "sharp": "^0.29.3"
   },
   "dependencies": {
-    "marked": "^3.0.8",
+    "marked": "^4.0.10",
     "normalize.css": "^8.0.1",
     "papaparse": "^5.3.0",
     "upup": "^1.1.0"
diff --git a/yarn.lock b/yarn.lock
index fa5b201..355544c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3864,10 +3864,10 @@ map-visit@^1.0.0:
   dependencies:
     object-visit "^1.0.0"
 
-marked@^3.0.8:
-  version "3.0.8"
-  resolved "https://registry.yarnpkg.com/marked/-/marked-3.0.8.tgz#2785f0dc79cbdc6034be4bb4f0f0a396bd3f8aeb"
-  integrity sha512-0gVrAjo5m0VZSJb4rpL59K1unJAMb/hm8HRXqasD8VeC8m91ytDPMritgFSlKonfdt+rRYYpP/JfLxgIX8yoSw==
+marked@^4.0.10:
+  version "4.0.10"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-4.0.10.tgz#423e295385cc0c3a70fa495e0df68b007b879423"
+  integrity sha512-+QvuFj0nGgO970fySghXGmuw+Fd0gD2x3+MqCWLIPf5oxdv1Ka6b2q+z9RP01P/IaKPMEramy+7cNy/Lw8c3hw==
 
 math-random@^1.0.1:
   version "1.0.4"