diff --git a/package.json b/package.json
index 1c26fcb..59a4bb7 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "eslint-plugin-prettier": "^5.5.4",
     "eslint-plugin-sonarjs": "^0.16.0",
     "eslint-plugin-tsdoc": "^0.4.0",
-    "markdownlint-cli2": "^0.19.0",
+    "markdownlint-cli2": "^0.21.0",
     "prettier": "^3.6.2",
     "typescript": "^5.0.0",
     "ts-node": "^10.9.1"