diff --git a/package.json b/package.json
index 6c529a7..7138ec0 100644
--- a/package.json
+++ b/package.json
@@ -130,7 +130,7 @@
     "is-ci": "3.0.1",
     "jsonc-eslint-parser": "2.4.0",
     "node-notifier": "10.0.1",
-    "prettier": "3.3.3",
+    "prettier": "3.4.2",
     "remark": "15.0.1",
     "remark-cli": "12.0.1",
     "remark-directive": "3.0.0",
diff --git a/yarn.lock b/yarn.lock
index bc73138..2a2a2da 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1815,7 +1815,7 @@ __metadata:
     is-ci: "npm:3.0.1"
     jsonc-eslint-parser: "npm:2.4.0"
     node-notifier: "npm:10.0.1"
-    prettier: "npm:3.3.3"
+    prettier: "npm:3.4.2"
     remark: "npm:15.0.1"
     remark-cli: "npm:12.0.1"
     remark-directive: "npm:3.0.0"
@@ -8583,12 +8583,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"prettier@npm:3.3.3":
-  version: 3.3.3
-  resolution: "prettier@npm:3.3.3"
+"prettier@npm:3.4.2":
+  version: 3.4.2
+  resolution: "prettier@npm:3.4.2"
   bin:
     prettier: bin/prettier.cjs
-  checksum: 10/5beac1f30b5b40162532b8e2f7c3a4eb650910a2695e9c8512a62ffdc09dae93190c29db9107fa7f26d1b6c71aad3628ecb9b5de1ecb0911191099be109434d7
+  checksum: 10/a3e806fb0b635818964d472d35d27e21a4e17150c679047f5501e1f23bd4aa806adf660f0c0d35214a210d5d440da6896c2e86156da55f221a57938278dc326e
   languageName: node
   linkType: hard