diff --git a/package.json b/package.json
index 2398630..bd6189f 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
   "devDependencies": {
     "husky": "^4.2.3",
     "lint-staged": "^7.3.0",
-    "prettier": "2.0.2",
+    "prettier": "2.6.2",
     "pretty-quick": "^2.0.1",
     "textlint": "11.6.2",
     "textlint-rule-ja-space-between-half-and-full-width": "2.0.1",
diff --git a/yarn.lock b/yarn.lock
index 4228ec7..38c0cda 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2133,10 +2133,10 @@ prelude-ls@~1.1.2:
   resolved "https://registry.nlark.com/prelude-ls/download/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
   integrity sha1-IZMqVJ9eUv/ZqCf1cOBL5iqX2lQ=
 
-prettier@2.0.2:
-  version "2.0.2"
-  resolved "https://registry.nlark.com/prettier/download/prettier-2.0.2.tgz?cache=0&sync_timestamp=1624696193562&other_urls=https%3A%2F%2Fregistry.nlark.com%2Fprettier%2Fdownload%2Fprettier-2.0.2.tgz#1ba8f3eb92231e769b7fcd7cb73ae1b6b74ade08"
-  integrity sha1-G6jz65IjHnabf818tzrhtrdK3gg=
+prettier@2.6.2:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.6.2.tgz#e26d71a18a74c3d0f0597f55f01fb6c06c206032"
+  integrity sha512-PkUpF+qoXTqhOeWL9fu7As8LXsIUZ1WYaJiY/a7McAQzxjk82OF0tibkFXVCDImZtWxbvojFjerkiLb0/q8mew==
 
 pretty-format@^23.6.0:
   version "23.6.0"