diff --git a/package-lock.json b/package-lock.json
index 426c8ce..1d442cd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,7 @@
       "name": "infra",
       "version": "1.0.0",
       "devDependencies": {
-        "markdownlint-cli2": "0.17.0",
+        "markdownlint-cli2": "0.17.2",
         "prettier": "3.5.2"
       }
     },
@@ -457,14 +457,15 @@
       }
     },
     "node_modules/markdownlint": {
-      "version": "0.37.2",
-      "resolved": "https://registry.npmjs.org/markdownlint/-/markdownlint-0.37.2.tgz",
-      "integrity": "sha512-m8QhYnRA1ptbhIjhVVBUkKQcUelVxuyO/yXyLewnc1+xs4eXhST/+hIy29goO+EYVLmWtknH4SmYQ4s0caoKqw==",
+      "version": "0.37.4",
+      "resolved": "https://registry.npmjs.org/markdownlint/-/markdownlint-0.37.4.tgz",
+      "integrity": "sha512-u00joA/syf3VhWh6/ybVFkib5Zpj2e5KB/cfCei8fkSRuums6nyisTWGqjTWIOFoFwuXoTBQQiqlB4qFKp8ncQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "markdown-it": "14.1.0",
         "micromark": "4.0.1",
+        "micromark-core-commonmark": "2.0.2",
         "micromark-extension-directive": "3.0.2",
         "micromark-extension-gfm-autolink-literal": "2.1.0",
         "micromark-extension-gfm-footnote": "2.1.0",
@@ -480,16 +481,16 @@
       }
     },
     "node_modules/markdownlint-cli2": {
-      "version": "0.17.0",
-      "resolved": "https://registry.npmjs.org/markdownlint-cli2/-/markdownlint-cli2-0.17.0.tgz",
-      "integrity": "sha512-8Xz7wkkkV4wJTf+pvryU3J/fT3BZWD3ZykcjYBR0GuH0GHvrCbswaCdurbuUuAPDGFZy4cxBGYCJSAOW8jM4aQ==",
+      "version": "0.17.2",
+      "resolved": "https://registry.npmjs.org/markdownlint-cli2/-/markdownlint-cli2-0.17.2.tgz",
+      "integrity": "sha512-XH06ZOi8wCrtOSSj3p8y3yJzwgzYOSa7lglNyS3fP05JPRzRGyjauBb5UvlLUSCGysMmULS1moxdRHHudV+g/Q==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "globby": "14.0.2",
         "js-yaml": "4.1.0",
         "jsonc-parser": "3.3.1",
-        "markdownlint": "0.37.2",
+        "markdownlint": "0.37.4",
         "markdownlint-cli2-formatter-default": "0.0.5",
         "micromatch": "4.0.8"
       },
diff --git a/package.json b/package.json
index fc0dec0..b7d7018 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "private": true,
   "devDependencies": {
-    "markdownlint-cli2": "0.17.0",
+    "markdownlint-cli2": "0.17.2",
     "prettier": "3.5.2"
   },
   "volta": {