diff --git a/package.json b/package.json
index ff0d697c2..3017dddb2 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "husky": "^8.0.3",
     "js-slang": "^1.0.25",
     "lz-string": "^1.5.0",
-    "prettier": "^2.8.8",
+    "prettier": "^3.0.0",
     "xmldom": "^0.6.0",
     "xpath": "0.0.32"
   },
diff --git a/yarn.lock b/yarn.lock
index 1c7465e5b..11f997033 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2662,10 +2662,10 @@ prebuild-install@^5.1.0:
     tunnel-agent "^0.6.0"
     which-pm-runs "^1.0.0"
 
-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@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.0.0.tgz#e7b19f691245a21d618c68bc54dc06122f6105ae"
+  integrity sha512-zBf5eHpwHOGPC47h0zrPyNn+eAEIdEzfywMoYn2XPi0P44Zp0tSq64rq0xAREh4auw2cJZHo9QUob+NqCQky4g==
 
 process-nextick-args@~2.0.0:
   version "2.0.1"