diff --git a/package.json b/package.json
index ff0d697c2..174ab8b51 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": "^3.0.3",
     "xmldom": "^0.6.0",
     "xpath": "0.0.32"
   },
diff --git a/yarn.lock b/yarn.lock
index 1c7465e5b..b2cbae609 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@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.0.3.tgz#432a51f7ba422d1469096c0fdc28e235db8f9643"
+  integrity sha512-L/4pUDMxcNa8R/EthV08Zt42WBO4h1rarVtK0K+QJG0X187OLo7l699jWw0GKuwzkPQ//jMFA/8Xm6Fh3J/DAg==
 
 process-nextick-args@~2.0.0:
   version "2.0.1"