diff --git a/package-lock.json b/package-lock.json
index fe08685..bfc64e8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
         "@semantic-release/github": "^12.0.2",
         "@types/node": "24.10.1",
         "markdownlint-cli": "^0.47.0",
-        "markdownlint-cli2": "^0.19.0",
+        "markdownlint-cli2": "^0.20.0",
         "typescript": "5.9.3"
       }
     },
@@ -2656,17 +2656,18 @@
       }
     },
     "node_modules/markdownlint-cli2": {
-      "version": "0.19.0",
-      "resolved": "https://registry.npmjs.org/markdownlint-cli2/-/markdownlint-cli2-0.19.0.tgz",
-      "integrity": "sha512-0+g7Fi/Y3qfvwfhJr77CpC/dEEoc4k7SvumlnL1tb68O+7fjKtIUG7aKzNUQIMXTVi8x63jcfXg4swz/ZYKyCw==",
+      "version": "0.20.0",
+      "resolved": "https://registry.npmjs.org/markdownlint-cli2/-/markdownlint-cli2-0.20.0.tgz",
+      "integrity": "sha512-esPk+8Qvx/f0bzI7YelUeZp+jCtFOk3KjZ7s9iBQZ6HlymSXoTtWGiIRZP05/9Oy2ehIoIjenVwndxGtxOIJYQ==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "globby": "15.0.0",
         "js-yaml": "4.1.1",
         "jsonc-parser": "3.3.1",
         "markdown-it": "14.1.0",
-        "markdownlint": "0.39.0",
+        "markdownlint": "0.40.0",
         "markdownlint-cli2-formatter-default": "0.0.6",
         "micromatch": "4.0.8"
       },
@@ -2693,29 +2694,6 @@
         "markdownlint-cli2": ">=0.0.4"
       }
     },
-    "node_modules/markdownlint-cli2/node_modules/markdownlint": {
-      "version": "0.39.0",
-      "resolved": "https://registry.npmjs.org/markdownlint/-/markdownlint-0.39.0.tgz",
-      "integrity": "sha512-Xt/oY7bAiHwukL1iru2np5LIkhwD19Y7frlsiDILK62v3jucXCD6JXlZlwMG12HZOR+roHIVuJZrfCkOhp6k3g==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "micromark": "4.0.2",
-        "micromark-core-commonmark": "2.0.3",
-        "micromark-extension-directive": "4.0.0",
-        "micromark-extension-gfm-autolink-literal": "2.1.0",
-        "micromark-extension-gfm-footnote": "2.1.0",
-        "micromark-extension-gfm-table": "2.1.1",
-        "micromark-extension-math": "3.1.0",
-        "micromark-util-types": "2.0.2"
-      },
-      "engines": {
-        "node": ">=20"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/DavidAnson"
-      }
-    },
     "node_modules/marked": {
       "version": "12.0.2",
       "resolved": "https://registry.npmjs.org/marked/-/marked-12.0.2.tgz",
diff --git a/package.json b/package.json
index a292812..e7b7313 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "@semantic-release/github": "^12.0.2",
     "@types/node": "24.10.1",
     "markdownlint-cli": "^0.47.0",
-    "markdownlint-cli2": "^0.19.0",
+    "markdownlint-cli2": "^0.20.0",
     "typescript": "5.9.3"
   }
 }