diff --git a/package.json b/package.json
index bfb82c4..5d702ee 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
     "@types/mocha": "^10.0.6",
     "@types/node": "^20.14.2",
     "lint-staged": "^15.2.7",
-    "marked-gfm-heading-id": "^3.2.0",
+    "marked-gfm-heading-id": "^4.0.0",
     "marked-mangle": "^1.1.8",
     "mocha": "^10.4.0",
     "prettier": "^3.2.5",
diff --git a/yarn.lock b/yarn.lock
index 6e4033c..2ece0b2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -710,10 +710,10 @@ log-update@^6.0.0:
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-10.2.0.tgz#0bd445ca57363465900f4d1f9bd8db343a4d95c3"
   integrity sha512-2bIM8x+VAf6JT4bKAljS1qUWgMsqZRPGJS6FSahIMPVvctcNhyVp7AJu7quxOW9jwkryBReKZY5tY5JYv2n/7Q==
 
-marked-gfm-heading-id@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/marked-gfm-heading-id/-/marked-gfm-heading-id-3.2.0.tgz#d0344f786b4ab55415048260aad147f4e8e904b6"
-  integrity sha512-Xfxpr5lXLDLY10XqzSCA9l2dDaiabQUgtYM9hw8yunyVsB/xYBRpiic6BOiY/EAJw1ik1eWr1ET1HKOAPZBhXg==
+marked-gfm-heading-id@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/marked-gfm-heading-id/-/marked-gfm-heading-id-4.0.0.tgz#9acfa088c4e7ebbb9e566e579bdfc2b07045827b"
+  integrity sha512-p53gp+nBIGeryucXzUFP8w67wtpin68+jOFBPw5m9FUfqx2ngAunO/I6KU6J3Xm3fyuv2JsSDxz0Z+pYVrHrwg==
   dependencies:
     github-slugger "^2.0.0"