diff --git a/package-lock.json b/package-lock.json
index 8df597d..6419f3d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "markdownlint": "0.40.0",
         "markdownlint-cli": "0.47.0",
         "npm-run-all2": "8.0.4",
-        "prettier": "3.7.4",
+        "prettier": "3.8.1",
         "textlint": "15.5.2",
         "textlint-filter-rule-comments": "1.2.2",
         "textlint-rule-no-dead-link": "6.1.0",
@@ -3929,9 +3929,9 @@
       }
     },
     "node_modules/prettier": {
-      "version": "3.7.4",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.7.4.tgz",
-      "integrity": "sha512-v6UNi1+3hSlVvv8fSaoUbggEM5VErKmmpGA7Pl3HF8V6uKY7rvClBOJlH6yNwQtfTueNkGVpOv/mtWL9L4bgRA==",
+      "version": "3.8.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.1.tgz",
+      "integrity": "sha512-UOnG6LftzbdaHZcKoPFtOcCKztrQ57WkHDeRD9t/PTQtmT0NHSeWWepj6pS0z/N7+08BHFDQVUrfmfMRcZwbMg==",
       "dev": true,
       "license": "MIT",
       "bin": {
diff --git a/package.json b/package.json
index 6e00162..d1f3ca3 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "markdownlint": "0.40.0",
     "markdownlint-cli": "0.47.0",
     "npm-run-all2": "8.0.4",
-    "prettier": "3.7.4",
+    "prettier": "3.8.1",
     "textlint": "15.5.2",
     "textlint-filter-rule-comments": "1.2.2",
     "textlint-rule-no-dead-link": "6.1.0",