diff --git a/package.json b/package.json
index 672a168..5f82344 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
     "eslint-plugin-qunit": "^6.2.0",
     "loader.js": "^4.7.0",
     "npm-run-all": "^4.1.5",
-    "prettier": "^2.8.8",
+    "prettier": "^3.4.2",
     "qunit": "^2.20.0",
     "qunit-dom": "^2.0.0",
     "release-it": "^14.2.1",
diff --git a/yarn.lock b/yarn.lock
index 2a60340..990d7c2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9802,10 +9802,10 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@^2.8.8:
-  version "2.8.8"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.8.8.tgz#e8c5d7e98a4305ffe3de2e1fc4aca1a71c28b1da"
-  integrity sha512-tdN8qQGvNjw4CHbY+XXk0JgCXn9QiF21a55rBe5LJAU+kDyC4WQn4+awm2Xfk2lQMk5fKup9XgzTZtGkjBdP9Q==
+prettier@^3.4.2:
+  version "3.4.2"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.4.2.tgz#a5ce1fb522a588bf2b78ca44c6e6fe5aa5a2b13f"
+  integrity sha512-e9MewbtFo+Fevyuxn/4rrcDAaq0IYxPGLvObpQjiZBMAzB9IGmzlnG9RZy3FFas+eBMu2vA0CszMeduow5dIuQ==
 
 printf@^0.6.1:
   version "0.6.1"