diff --git a/package.json b/package.json
index fc114ae740b..ba1d54734f6 100644
--- a/package.json
+++ b/package.json
@@ -102,7 +102,7 @@
     "passport-http-bearer": "^1.0.1",
     "passport-jwt": "^4.0.1",
     "pm2": "^5.3.0",
-    "prettier": "^2.6.2",
+    "prettier": "^3.2.5",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-ga4": "^2.1.0",
diff --git a/packages/123done/package.json b/packages/123done/package.json
index 91bfcc722b8..5e1fbcbea45 100644
--- a/packages/123done/package.json
+++ b/packages/123done/package.json
@@ -34,7 +34,7 @@
     "audit-filter": "0.5.0",
     "eslint": "^7.32.0",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1"
+    "prettier": "^3.2.5"
   },
   "scripts": {
     "audit": "npm audit --json | audit-filter --nsp-config=.nsprc --audit=-",
diff --git a/packages/browserid-verifier/package.json b/packages/browserid-verifier/package.json
index 2025761c2a0..2ec7a749496 100644
--- a/packages/browserid-verifier/package.json
+++ b/packages/browserid-verifier/package.json
@@ -33,7 +33,7 @@
     "fxa-shared": "workspace:*",
     "mocha": "^10.0.0",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "request": "^2.88.2",
     "should": "13.2.3",
     "temp": "0.9.4",
diff --git a/packages/fortress/package.json b/packages/fortress/package.json
index 3fa6d92839e..081ad4d5f42 100644
--- a/packages/fortress/package.json
+++ b/packages/fortress/package.json
@@ -30,7 +30,7 @@
     "eslint": "^7.32.0",
     "fxa-shared": "workspace:*",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "stylelint": "^16.2.1",
     "stylelint-config-prettier": "^9.0.3"
   },
diff --git a/packages/fxa-admin-panel/package.json b/packages/fxa-admin-panel/package.json
index fe15fc9e19b..5f6dce52c3c 100644
--- a/packages/fxa-admin-panel/package.json
+++ b/packages/fxa-admin-panel/package.json
@@ -81,7 +81,7 @@
     "persistgraphql": "^0.3.11",
     "pm2": "^5.3.0",
     "postcss-import": "^16.1.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "supertest": "^6.3.0",
     "tailwindcss-textshadow": "^2.1.3",
     "typescript": "^5.4.2",
diff --git a/packages/fxa-auth-client/package.json b/packages/fxa-auth-client/package.json
index d8f6018fd5b..c8ae357945d 100644
--- a/packages/fxa-auth-client/package.json
+++ b/packages/fxa-auth-client/package.json
@@ -54,7 +54,7 @@
     "@types/mocha": "^8",
     "@types/node": "^20.11.1",
     "@types/node-fetch": "^2.5.7",
-    "@types/prettier": "^2",
+    "@types/prettier": "^3",
     "asmcrypto.js": "^0.22.0",
     "esbuild": "^0.17.15",
     "esbuild-register": "^3.5.0",
@@ -62,7 +62,7 @@
     "eslint-config-react-app": "^7.0.1",
     "fast-text-encoding": "^1.0.4",
     "mocha": "^10.0.0",
-    "prettier": "^2.8.7",
+    "prettier": "^3.2.5",
     "typescript": "^5.4.2",
     "webcrypto-liner": "^1.4.0"
   },
diff --git a/packages/fxa-auth-server/package.json b/packages/fxa-auth-server/package.json
index c30180bdc96..213077decab 100644
--- a/packages/fxa-auth-server/package.json
+++ b/packages/fxa-auth-server/package.json
@@ -206,7 +206,7 @@
     "nx": "18.0.3",
     "nyc": "^15.1.0",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "proxyquire": "^2.1.3",
     "read": "3.0.1",
     "rimraf": "^5.0.0",
diff --git a/packages/fxa-content-server/package.json b/packages/fxa-content-server/package.json
index 042659f4f2a..e9accf035e6 100644
--- a/packages/fxa-content-server/package.json
+++ b/packages/fxa-content-server/package.json
@@ -168,7 +168,7 @@
     "pm2": "^5.3.0",
     "postcss-assets": "^6.0.0",
     "postcss-import": "^16.1.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "proxyquire": "^2.1.3",
     "request": "^2.88.2",
     "request-promise": "4.2.6",
diff --git a/packages/fxa-customs-server/package.json b/packages/fxa-customs-server/package.json
index 4a452c081a6..1b565444ad3 100644
--- a/packages/fxa-customs-server/package.json
+++ b/packages/fxa-customs-server/package.json
@@ -59,7 +59,7 @@
     "grunt-eslint": "^23.0.0",
     "load-grunt-tasks": "^5.1.0",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "proxyquire": "^2.1.3",
     "request": "^2.88.2",
     "restify-clients": "^4.2.0",
diff --git a/packages/fxa-event-broker/package.json b/packages/fxa-event-broker/package.json
index f6d04360839..1fcbb28b668 100644
--- a/packages/fxa-event-broker/package.json
+++ b/packages/fxa-event-broker/package.json
@@ -80,7 +80,7 @@
     "nock": "^13.5.1",
     "p-event": "^6.0.0",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "supertest": "^6.3.0",
     "ts-jest": "^29.1.2",
     "ts-loader": "^8.4.0",
diff --git a/packages/fxa-geodb/package.json b/packages/fxa-geodb/package.json
index 7b151015306..380bc64bf31 100644
--- a/packages/fxa-geodb/package.json
+++ b/packages/fxa-geodb/package.json
@@ -44,7 +44,7 @@
     "fxa-shared": "workspace:*",
     "mocha": "^10.0.0",
     "nyc": "^15.1.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "rimraf": "^5.0.0",
     "sinon": "^14.0.0"
   },
diff --git a/packages/fxa-graphql-api/package.json b/packages/fxa-graphql-api/package.json
index e2734bd8193..f1861d86999 100644
--- a/packages/fxa-graphql-api/package.json
+++ b/packages/fxa-graphql-api/package.json
@@ -86,7 +86,7 @@
     "jest": "29.3.1",
     "nock": "^13.5.1",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "supertest": "^6.3.0",
     "typescript": "^5.4.2"
   }
diff --git a/packages/fxa-payments-server/package.json b/packages/fxa-payments-server/package.json
index 999125fe5f5..4e44de3c306 100644
--- a/packages/fxa-payments-server/package.json
+++ b/packages/fxa-payments-server/package.json
@@ -110,7 +110,7 @@
     "nx": "18.0.3",
     "pm2": "^5.3.0",
     "postcss-import": "16.1.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "redux-devtools-extension": "^2.13.9",
     "sinon": "^9.0.3",
     "storybook": "^7.0.23",
diff --git a/packages/fxa-profile-server/package.json b/packages/fxa-profile-server/package.json
index 016ddd45973..438c8f8164c 100644
--- a/packages/fxa-profile-server/package.json
+++ b/packages/fxa-profile-server/package.json
@@ -55,7 +55,7 @@
     "nyc": "^15.1.0",
     "pm2": "^5.3.0",
     "pngparse": "2.0.1",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "rimraf": "^5.0.0",
     "sinon": "^14.0.0",
     "through": "2.3.8"
diff --git a/packages/fxa-react/package.json b/packages/fxa-react/package.json
index f0a4d1783cf..5004af7cfb5 100644
--- a/packages/fxa-react/package.json
+++ b/packages/fxa-react/package.json
@@ -69,7 +69,7 @@
     "@types/jest": "^26.0.23",
     "@types/node": "^20.11.1",
     "@types/postcss-import": "^14",
-    "@types/prettier": "2.3.0",
+    "@types/prettier": "3.0.0",
     "@types/react-helmet": "^6.1.6",
     "@types/react-transition-group": "^4.4.2",
     "@types/rimraf": "3.0.0",
@@ -90,7 +90,7 @@
     "nx": "18.0.3",
     "pm2": "^5.3.0",
     "postcss-import": "^16.1.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "rimraf": "^5.0.0",
     "sass-loader": "^14.1.0",
     "storybook": "^7.0.23",
diff --git a/packages/fxa-shared/package.json b/packages/fxa-shared/package.json
index 67fe2c71b3f..57d0586d077 100644
--- a/packages/fxa-shared/package.json
+++ b/packages/fxa-shared/package.json
@@ -284,7 +284,7 @@
     "mocha": "^10.0.0",
     "nyc": "^15.1.0",
     "pm2": "^5.3.0",
-    "prettier": "^2.3.1",
+    "prettier": "^3.2.5",
     "proxyquire": "^2.1.3",
     "sinon": "^9.0.3",
     "ts-jest": "^29.1.2",
diff --git a/yarn.lock b/yarn.lock
index 30a29d77320..9f41e7356dd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -20,7 +20,7 @@ __metadata:
     morgan: ^1.10.0
     node-rsa: 1.1.1
     pm2: ^5.3.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     request: ^2.88.2
   languageName: unknown
   linkType: soft
@@ -22942,17 +22942,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/prettier@npm:2.3.0":
-  version: 2.3.0
-  resolution: "@types/prettier@npm:2.3.0"
-  checksum: 8dd9b5263fd91001d72ca4e2ff89fb0d1ba23a450bd723b4478eb651755a2f1151af14ab90c4f7dadba607142757b340c1d7271ae56806563c76719d3321ec20
-  languageName: node
-  linkType: hard
-
-"@types/prettier@npm:^2":
-  version: 2.7.2
-  resolution: "@types/prettier@npm:2.7.2"
-  checksum: b47d76a5252265f8d25dd2fe2a5a61dc43ba0e6a96ffdd00c594cb4fd74c1982c2e346497e3472805d97915407a09423804cc2110a0b8e1b22cffcab246479b7
+"@types/prettier@npm:3.0.0, @types/prettier@npm:^3":
+  version: 3.0.0
+  resolution: "@types/prettier@npm:3.0.0"
+  dependencies:
+    prettier: "*"
+  checksum: a2a512d304e5bcf78f38089dc88ad19215e6ab871d435a17aef3ce538a63b07c0e359c18db23989dc1ed9fff96d99eee1f680416080184df5c7e0e3bf767e165
   languageName: node
   linkType: hard
 
@@ -28515,7 +28510,7 @@ __metadata:
     mozlog: ^3.0.2
     optimist: 0.6.1
     pm2: ^5.3.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     request: ^2.88.2
     should: 13.2.3
     temp: 0.9.4
@@ -37430,7 +37425,7 @@ __metadata:
     fxa-shared: "workspace:*"
     morgan: ^1.10.0
     pm2: ^5.3.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     stylelint: ^16.2.1
     stylelint-config-prettier: ^9.0.3
   languageName: unknown
@@ -37852,7 +37847,7 @@ fsevents@~2.1.1:
     persistgraphql: ^0.3.11
     pm2: ^5.3.0
     postcss-import: ^16.1.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     react-router-dom: ^6.22.1
     react-scripts: ^5.0.1
     serve-static: ^1.14.2
@@ -37916,7 +37911,7 @@ fsevents@~2.1.1:
     "@types/mocha": ^8
     "@types/node": ^20.11.1
     "@types/node-fetch": ^2.5.7
-    "@types/prettier": ^2
+    "@types/prettier": ^3
     asmcrypto.js: ^0.22.0
     esbuild: ^0.17.15
     esbuild-register: ^3.5.0
@@ -37925,7 +37920,7 @@ fsevents@~2.1.1:
     fast-text-encoding: ^1.0.4
     mocha: ^10.0.0
     node-fetch: ^2.6.7
-    prettier: ^2.8.7
+    prettier: ^3.2.5
     typescript: ^5.4.2
     webcrypto-liner: ^1.4.0
   languageName: unknown
@@ -38062,7 +38057,7 @@ fsevents@~2.1.1:
     pem-jwk: ^2.0.0
     pm2: ^5.3.0
     poolee: ^1.0.1
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     proxyquire: ^2.1.3
     punycode.js: 2.3.0
     qrcode: ^1.5.1
@@ -38225,7 +38220,7 @@ fsevents@~2.1.1:
     postcss-cli: 11.0.0
     postcss-import: ^16.1.0
     postcss-loader: 8.1.1
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     proxyquire: ^2.1.3
     request: ^2.88.2
     request-promise: 4.2.6
@@ -38300,7 +38295,7 @@ fsevents@~2.1.1:
     lodash.merge: 4.6.2
     memcached: ^2.2.2
     pm2: ^5.3.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     proxyquire: ^2.1.3
     request: ^2.88.2
     restify-clients: ^4.2.0
@@ -38370,7 +38365,7 @@ fsevents@~2.1.1:
     nock: ^13.5.1
     p-event: ^6.0.0
     pm2: ^5.3.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     rimraf: ^5.0.0
     sqs-consumer: ^8.2.0
     supertest: ^6.3.0
@@ -38397,7 +38392,7 @@ fsevents@~2.1.1:
     mocha: ^10.0.0
     mozlog: ^3.0.2
     nyc: ^15.1.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     request: ^2.88.2
     rimraf: ^5.0.0
     sinon: ^14.0.0
@@ -38452,7 +38447,7 @@ fsevents@~2.1.1:
     nock: ^13.5.1
     objection: ^3.1.3
     pm2: ^5.3.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     rimraf: ^5.0.0
     superagent: ^8.1.2
     supertest: ^6.3.0
@@ -38576,7 +38571,7 @@ fsevents@~2.1.1:
     on-headers: ^1.0.2
     pm2: ^5.3.0
     postcss-import: 16.1.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     react-redux: ^9.1.0
     react-router-dom: ^6.22.1
     react-scripts: ^5.0.1
@@ -38633,7 +38628,7 @@ fsevents@~2.1.1:
     pm2: ^5.3.0
     pngparse: 2.0.1
     poolee: ^1.0.1
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     request: ^2.88.2
     rimraf: ^5.0.0
     sharp: ^0.33.0
@@ -38670,7 +38665,7 @@ fsevents@~2.1.1:
     "@types/jest": ^26.0.23
     "@types/node": ^20.11.1
     "@types/postcss-import": ^14
-    "@types/prettier": 2.3.0
+    "@types/prettier": 3.0.0
     "@types/react-helmet": ^6.1.6
     "@types/react-transition-group": ^4.4.2
     "@types/rimraf": 3.0.0
@@ -38695,7 +38690,7 @@ fsevents@~2.1.1:
     nx: 18.0.3
     pm2: ^5.3.0
     postcss-import: ^16.1.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     react-helmet: ^6.1.0
     react-transition-group: ^4.4.2
     rimraf: ^5.0.0
@@ -38908,7 +38903,7 @@ fsevents@~2.1.1:
     nyc: ^15.1.0
     objection: ^3.1.3
     pm2: ^5.3.0
-    prettier: ^2.3.1
+    prettier: ^3.2.5
     proxyquire: ^2.1.3
     sinon: ^9.0.3
     stripe: ^11.12.0
@@ -39057,7 +39052,7 @@ fsevents@~2.1.1:
     persistgraphql: ^0.3.11
     pm2: ^5.3.0
     postcss: ^8.4.31
-    prettier: ^2.6.2
+    prettier: ^3.2.5
     react: ^18.2.0
     react-dom: ^18.2.0
     react-ga4: ^2.1.0
@@ -55479,16 +55474,16 @@ fsevents@~2.1.1:
   languageName: node
   linkType: hard
 
-"prettier@npm:^2.3.1":
-  version: 2.3.1
-  resolution: "prettier@npm:2.3.1"
+"prettier@npm:*, prettier@npm:^3.2.5":
+  version: 3.2.5
+  resolution: "prettier@npm:3.2.5"
   bin:
-    prettier: bin-prettier.js
-  checksum: 3b37731ff7150feecf19736c77c790e7e276b404ac9af81cbaf87cfecefc48ef9a864f34c2a5caf5955378b8f2525984b8611703a0d9c1f052b4cfa6eb35899f
+    prettier: bin/prettier.cjs
+  checksum: 2ee4e1417572372afb7a13bb446b34f20f1bf1747db77cf6ccaf57a9be005f2f15c40f903d41a6b79eec3f57fff14d32a20fb6dee1f126da48908926fe43c311
   languageName: node
   linkType: hard
 
-"prettier@npm:^2.6.2, prettier@npm:^2.8.0":
+"prettier@npm:^2.8.0":
   version: 2.8.8
   resolution: "prettier@npm:2.8.8"
   bin:
@@ -55497,15 +55492,6 @@ fsevents@~2.1.1:
   languageName: node
   linkType: hard
 
-"prettier@npm:^2.8.7":
-  version: 2.8.7
-  resolution: "prettier@npm:2.8.7"
-  bin:
-    prettier: bin-prettier.js
-  checksum: fdc8f2616f099f5f0d685907f4449a70595a0fc1d081a88919604375989e0d5e9168d6121d8cc6861f21990b31665828e00472544d785d5940ea08a17660c3a6
-  languageName: node
-  linkType: hard
-
 "pretty-bytes@npm:^5.1.0, pretty-bytes@npm:^5.3.0, pretty-bytes@npm:^5.4.1":
   version: 5.6.0
   resolution: "pretty-bytes@npm:5.6.0"