diff --git a/package.json b/package.json
index 4c823b65..d3ac8c14 100644
--- a/package.json
+++ b/package.json
@@ -222,7 +222,7 @@
     "is-ci": "3.0.1",
     "jsonc-eslint-parser": "2.4.0",
     "node-notifier": "10.0.1",
-    "prettier": "3.3.3",
+    "prettier": "3.4.0",
     "pretty-bytes": "6.1.1",
     "remark": "15.0.1",
     "remark-cli": "12.0.1",
diff --git a/yarn.lock b/yarn.lock
index 640377fa..8b1b2ab6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1822,7 +1822,7 @@ __metadata:
     jsonc-eslint-parser: "npm:2.4.0"
     micromatch: "npm:4.0.8"
     node-notifier: "npm:10.0.1"
-    prettier: "npm:3.3.3"
+    prettier: "npm:3.4.0"
     pretty-bytes: "npm:6.1.1"
     punycode.js: "npm:2.3.1"
     remark: "npm:15.0.1"
@@ -8876,12 +8876,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"prettier@npm:3.3.3":
-  version: 3.3.3
-  resolution: "prettier@npm:3.3.3"
+"prettier@npm:3.4.0":
+  version: 3.4.0
+  resolution: "prettier@npm:3.4.0"
   bin:
     prettier: bin/prettier.cjs
-  checksum: 10/5beac1f30b5b40162532b8e2f7c3a4eb650910a2695e9c8512a62ffdc09dae93190c29db9107fa7f26d1b6c71aad3628ecb9b5de1ecb0911191099be109434d7
+  checksum: 10/9116f4dfd1b064025b776bc5b8ca1fe68555d606fb38771f8d73cfdafd9bf60ca9eea27a56f5c526abdf0f4a711122a9c683fbcd029d74415a2163dbb1eb416b
   languageName: node
   linkType: hard