diff --git a/package.json b/package.json
index 895a012..76be5b6 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
     "history": "^5.0.0",
     "ignore-styles": "^5.0.1",
     "linaria": "^1.3.3",
-    "marked": "^1.2.2",
+    "marked": "^4.0.10",
     "mime-types": "^2.1.27",
     "mini-css-extract-plugin": "^1.2.1",
     "opn": "^6.0.0",
diff --git a/yarn.lock b/yarn.lock
index 65fdd4a..6712681 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5773,10 +5773,10 @@ markdown-table@^2.0.0:
   dependencies:
     repeat-string "^1.0.0"
 
-marked@^1.2.2:
-  version "1.2.2"
-  resolved "https://registry.yarnpkg.com/marked/-/marked-1.2.2.tgz#5d77ffb789c4cb0ae828bfe76250f7140b123f70"
-  integrity sha512-5jjKHVl/FPo0Z6ocP3zYhKiJLzkwJAw4CZoLjv57FkvbUuwOX4LIBBGGcXjAY6ATcd1q9B8UTj5T9Umauj0QYQ==
+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==
 
 mathml-tag-names@^2.1.3:
   version "2.1.3"