diff --git a/package.json b/package.json
index 1b4556a..84c8503 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "license": "MIT",
   "dependencies": {
     "chrome-aws-lambda": "1.11.1",
-    "marked": "0.7.0",
+    "marked": "4.0.10",
     "puppeteer-core": "1.11.0",
     "twemoji": "11.3.0"
   },
diff --git a/yarn.lock b/yarn.lock
index 57add89..1f120cb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -174,10 +174,10 @@ isarray@~1.0.0:
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
   integrity sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=
 
-marked@0.7.0:
-  version "0.7.0"
-  resolved "https://registry.yarnpkg.com/marked/-/marked-0.7.0.tgz#b64201f051d271b1edc10a04d1ae9b74bb8e5c0e"
-  integrity sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg==
+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==
 
 mime@^2.0.3:
   version "2.4.0"