diff --git a/package.json b/package.json
index 845fb4a5..1a44d6e6 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,6 @@
     "jsencrypt": "^3.3.2",
     "lodash-es": "^4.17.21",
     "markdown-it": "^14.1.0",
-    "marked": "^12.0.2",
     "markmap-common": "^0.16.0",
     "markmap-lib": "^0.16.1",
     "markmap-toolbar": "^0.17.0",