diff --git a/packages/dtype-markdown-ui/package-lock.json b/packages/dtype-markdown-ui/package-lock.json
index 2c468c4..3c7ed1a 100644
--- a/packages/dtype-markdown-ui/package-lock.json
+++ b/packages/dtype-markdown-ui/package-lock.json
@@ -7034,9 +7034,9 @@
       }
     },
     "marked": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/marked/-/marked-0.7.0.tgz",
-      "integrity": "sha512-c+yYdCZJQrsRjTPhUx7VKkApw9bwDkNbHUKo1ovgcfDjb2kc8rLuRbIFyXL5WOEUwzSSKo3IXpph2K6DqB/KZg=="
+      "version": "4.0.10",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-4.0.10.tgz",
+      "integrity": "sha512-+QvuFj0nGgO970fySghXGmuw+Fd0gD2x3+MqCWLIPf5oxdv1Ka6b2q+z9RP01P/IaKPMEramy+7cNy/Lw8c3hw=="
     },
     "md5.js": {
       "version": "1.3.5",
diff --git a/packages/dtype-markdown-ui/package.json b/packages/dtype-markdown-ui/package.json
index 74285b6..5c2b20c 100644
--- a/packages/dtype-markdown-ui/package.json
+++ b/packages/dtype-markdown-ui/package.json
@@ -9,7 +9,7 @@
     "lint": "vue-cli-service lint"
   },
   "dependencies": {
-    "marked": "^0.7.0",
+    "marked": "^4.0.10",
     "vue-simplemde": "^1.0.0",
     "vuetify": "^1.5.5"
   },