diff --git a/files/fr/web/javascript/reference/errors/invalid_for-in_initializer/index.md b/files/fr/web/javascript/reference/errors/invalid_for-in_initializer/index.md
index 8dd6d1d1f11fa8..22847019626b1b 100644
--- a/files/fr/web/javascript/reference/errors/invalid_for-in_initializer/index.md
+++ b/files/fr/web/javascript/reference/errors/invalid_for-in_initializer/index.md
@@ -25,12 +25,10 @@ L'en-tête d'une boucle [`for...in`](/fr/docs/Web/JavaScript/Reference/Instructi
 
 Cet exemple déclenchera une exception `SyntaxError` :
 
-```js example-bad
-"use strict";
-
-var obj = {a: 1, b: 2, c: 3 };
+```js-nolint example-bad
+const obj = { a: 1, b: 2, c: 3 };
 
-for (var i = 0 in obj) {
+for (const i = 0 in obj) {
   console.log(obj[i]);
 }
 
diff --git a/files/ja/web/javascript/reference/errors/invalid_for-in_initializer/index.md b/files/ja/web/javascript/reference/errors/invalid_for-in_initializer/index.md
index 6113092cba08d5..bb5334105aa4f0 100644
--- a/files/ja/web/javascript/reference/errors/invalid_for-in_initializer/index.md
+++ b/files/ja/web/javascript/reference/errors/invalid_for-in_initializer/index.md
@@ -27,12 +27,10 @@ SyntaxError: for-in loop variable declaration may not have an initializer. (Chro
 
 この例では `SyntaxError` が発生します。
 
-```js example-bad
-"use strict";
-
-var obj = {a: 1, b: 2, c: 3 };
+```js-nolint example-bad
+const obj = { a: 1, b: 2, c: 3 };
 
-for (var i = 0 in obj) {
+for (const i = 0 in obj) {
   console.log(obj[i]);
 }
 
diff --git a/files/ko/web/javascript/reference/errors/invalid_for-in_initializer/index.md b/files/ko/web/javascript/reference/errors/invalid_for-in_initializer/index.md
index a47c1de13b9339..d0b8d64df2b681 100644
--- a/files/ko/web/javascript/reference/errors/invalid_for-in_initializer/index.md
+++ b/files/ko/web/javascript/reference/errors/invalid_for-in_initializer/index.md
@@ -25,12 +25,10 @@ slug: Web/JavaScript/Reference/Errors/Invalid_for-in_initializer
 
 이 예제는 `SyntaxError`를 발생시킵니다.
 
-```js example-bad
-"use strict";
-
-var obj = {a: 1, b: 2, c: 3 };
+```js-nolint example-bad
+const obj = { a: 1, b: 2, c: 3 };
 
-for (var i = 0 in obj) {
+for (const i = 0 in obj) {
   console.log(obj[i]);
 }
 
diff --git a/files/ko/web/javascript/reference/global_objects/math/atan2/index.md b/files/ko/web/javascript/reference/global_objects/math/atan2/index.md
index 4923314a6d0d47..12981a24db1641 100644
--- a/files/ko/web/javascript/reference/global_objects/math/atan2/index.md
+++ b/files/ko/web/javascript/reference/global_objects/math/atan2/index.md
@@ -88,7 +88,7 @@ function format(template, ...args) {
     ...args.map((num) =>
       (Object.is(num, -0)
         ? "-0"
-        : formattedNumbers.get(num) ?? String(num)
+        : (formattedNumbers.get(num) ?? String(num))
       ).padEnd(5),
     ),
   );
diff --git a/files/ko/web/javascript/reference/statements/for...in/index.md b/files/ko/web/javascript/reference/statements/for...in/index.md
index b5ebc46dede323..9dff5aae36419f 100644
--- a/files/ko/web/javascript/reference/statements/for...in/index.md
+++ b/files/ko/web/javascript/reference/statements/for...in/index.md
@@ -117,7 +117,7 @@ alert(show_own_props(o, "o")); /* alerts: o.color = red */
 Prior to Firefox 40, it was possible to use an initializer expression
 (`i=0`) in a `for...in` loop:
 
-```js example-bad
+```js-nolint example-bad
 const obj = { a: 1, b: 2, c: 3 };
 for (var i = 0 in obj) {
   console.log(obj[i]);
diff --git a/files/pt-br/web/javascript/reference/errors/invalid_for-in_initializer/index.md b/files/pt-br/web/javascript/reference/errors/invalid_for-in_initializer/index.md
index 37d3a1845ca744..f2b6547fb5688c 100644
--- a/files/pt-br/web/javascript/reference/errors/invalid_for-in_initializer/index.md
+++ b/files/pt-br/web/javascript/reference/errors/invalid_for-in_initializer/index.md
@@ -35,7 +35,7 @@ No [modo estrito](/pt-BR/docs/Web/JavaScript/Reference/Strict_mode), contudo, é
 
 Esse exemplo lança um `SyntaxError`:
 
-```js example-bad
+```js-nolint example-bad
 const obj = { a: 1, b: 2, c: 3 };
 
 for (const i = 0 in obj) {
diff --git a/files/pt-br/web/javascript/reference/statements/for...in/index.md b/files/pt-br/web/javascript/reference/statements/for...in/index.md
index 61aba948a21513..256f35b086aebe 100644
--- a/files/pt-br/web/javascript/reference/statements/for...in/index.md
+++ b/files/pt-br/web/javascript/reference/statements/for...in/index.md
@@ -92,9 +92,9 @@ for (var prop in obj) {
 
 Anterior ao SpiderMonkey 40, era possível usar uma expressão inicial com o laço for...in, conforme exemplo que se segue:
 
-```js example-bad
-var obj = {a:1, b:2, c:3};
-for(var i=0 in obj) {
+```js-nolint example-bad
+var obj = { a: 1, b: 2, c: 3 };
+for (var i = 0 in obj) {
   console.log(obj[i]);
 }
 // 1
diff --git a/files/ru/web/javascript/reference/statements/for...in/index.md b/files/ru/web/javascript/reference/statements/for...in/index.md
index d03db49a9a1499..0fc61307dce0f9 100644
--- a/files/ru/web/javascript/reference/statements/for...in/index.md
+++ b/files/ru/web/javascript/reference/statements/for...in/index.md
@@ -89,11 +89,11 @@ for (var prop in obj) {
 
 ## Поддержка: инициализатор переменных
 
-До SpiderMonkey 40, можно было инициализировать переменные (`i=0`) в цикле `for...in`:
+До SpiderMonkey 40, можно было инициализировать переменные (`i = 0`) в цикле `for...in`:
 
-```js example-bad
-var obj = {a:1, b:2, c:3};
-for(var i=0 in obj) {
+```js-nolint example-bad
+var obj = { a: 1, b: 2, c: 3 };
+for (var i = 0 in obj) {
   console.log(obj[i]);
 }
 // 1
diff --git a/files/zh-cn/web/javascript/reference/errors/invalid_for-in_initializer/index.md b/files/zh-cn/web/javascript/reference/errors/invalid_for-in_initializer/index.md
index 573ffd6e2f36be..9a804d0b3f631d 100644
--- a/files/zh-cn/web/javascript/reference/errors/invalid_for-in_initializer/index.md
+++ b/files/zh-cn/web/javascript/reference/errors/invalid_for-in_initializer/index.md
@@ -25,12 +25,10 @@ SyntaxError: for-in loop variable declaration may not have an initializer. (Chro
 
 下面这个示例会报语法错误（`SyntaxError`）：
 
-```js example-bad
-"use strict";
-
-var obj = {a: 1, b: 2, c: 3 };
+```js-nolint example-bad
+const obj = { a: 1, b: 2, c: 3 };
 
-for (var i = 0 in obj) {
+for (const i = 0 in obj) {
   console.log(obj[i]);
 }
 
diff --git a/package.json b/package.json
index 5117f2bf53c763..80ec5620b2b856 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "markdownlint-rule-search-replace": "1.2.0",
     "mdast-util-from-markdown": "^2.0.1",
     "ora": "^8.0.1",
-    "prettier": "3.3.2",
+    "prettier": "3.3.3",
     "unist-util-visit": "^5.0.0",
     "yargs": "^17.7.2"
   }
diff --git a/yarn.lock b/yarn.lock
index 503efc9aa116fe..3208a612a41a1e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -983,10 +983,10 @@ pidtree@~0.6.0:
   resolved "https://registry.yarnpkg.com/pidtree/-/pidtree-0.6.0.tgz#90ad7b6d42d5841e69e0a2419ef38f8883aa057c"
   integrity sha512-eG2dWTVw5bzqGRztnHExczNxt5VGsE6OwTeCG3fdUf9KBsZzO3R5OIIIzWR+iZA0NtZ+RDVdaoE2dK1cn6jH4g==
 
-prettier@3.3.2:
-  version "3.3.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.3.2.tgz#03ff86dc7c835f2d2559ee76876a3914cec4a90a"
-  integrity sha512-rAVeHYMcv8ATV5d508CFdn+8/pHPpXeIid1DdrPwXnaAdH7cqjVbpJaT5eq4yRAFU/lsbwYwSF/n5iNrdJHPQA==
+prettier@3.3.3:
+  version "3.3.3"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.3.3.tgz#30c54fe0be0d8d12e6ae61dbb10109ea00d53105"
+  integrity sha512-i2tDNA0O5IrMO757lfrdQZCc2jPNDVntV0m/+4whiDfWaTKfMNgR7Qz0NAeGz/nRqF4m5/6CLzbP4/liHt12Ew==
 
 punycode.js@^2.3.1:
   version "2.3.1"