diff --git a/docs/en/API-reference.md b/docs/en/API-reference.md
index bd3a7fdc5..13af4d789 100644
--- a/docs/en/API-reference.md
+++ b/docs/en/API-reference.md
@@ -257,7 +257,7 @@ dayjs().endOf('month')
 ### Format `.format(stringWithTokens: string)`
 
 Returns a `string` with the `Dayjs`'s formatted date.
-To escape characters, wrap them in square brackets (e.g. `[G] [um]`).
+To escape characters, wrap them in square brackets (e.g. `[A] [MM]`).
 
 ```js
 dayjs().format() // current date in ISO6801, without fraction seconds e.g. '2020-04-02T08:02:17-05:00'
diff --git a/docs/es-es/API-reference.md b/docs/es-es/API-reference.md
index ae46d8143..b173ea51a 100644
--- a/docs/es-es/API-reference.md
+++ b/docs/es-es/API-reference.md
@@ -257,12 +257,12 @@ dayjs().endOf('month')
 ### Dar formato `.format(stringWithTokens: string)`
 
 Devuelve un dato de tipo `string` con la fecha del objeto `Dayjs` formateada.
-Para escapar caracteres, estos se han de encerrar entre corchetes o llaves (p.ej.: `[G] {um}`).
+Para escapar caracteres, estos se han de encerrar entre corchetes (p.ej.: `[A] [MM]`).
 
 ```js
 dayjs().format() // fecha actual en ISO6801, sin fracciones de segundo p.ej. '2020-04-02T08:02:17-05:00'
 
-dayjs('2019-01-25').format('{YYYY} MM-DDTHH:mm:ssZ[Z]') // '{2019} 01-25T00:00:00-02:00Z'
+dayjs('2019-01-25').format('[YYYY] YYYY-MM-DDTHH:mm:ssZ[Z]') // 'YYYY 2019-01-25T00:00:00-02:00Z'
 
 dayjs('2019-01-25').format('DD/MM/YYYY') // '25/01/2019'
 ```
diff --git a/docs/ja/API-reference.md b/docs/ja/API-reference.md
index bad37952c..22a854d1e 100644
--- a/docs/ja/API-reference.md
+++ b/docs/ja/API-reference.md
@@ -306,7 +306,7 @@ dayjs().endOf('month')
 ```js
 dayjs().format(String)
 dayjs().format() // "2014-09-08T08:02:17-05:00" (ISO 8601 形式、小数部は含まない)
-dayjs().format('{YYYY} MM-DDTHH:mm:ssZ[Z]') // "{2014} 09-08T08:02:17-05:00Z"
+dayjs('2019-01-25').format('[YYYY] YYYY-MM-DDTHH:mm:ssZ[Z]') // 'YYYY 2019-01-25T00:00:00-02:00Z'
 ```
 
 - 文字列内の文字をエスケープするには、文字を角括弧で囲みます (例: [Z]) 。
diff --git a/docs/ko/API-reference.md b/docs/ko/API-reference.md
index 073c15354..08775382c 100644
--- a/docs/ko/API-reference.md
+++ b/docs/ko/API-reference.md
@@ -256,12 +256,12 @@ dayjs().endOf('month')
 ### Format `.format(stringWithTokens: string)`
 
 `Dayjs` 오브젝트 시간을 기본 형식으로 출력합니다. 반환 형식은 `string` 입니다.
-예외하고 싶은 문자일 경우, 대괄호나 중괄호를 사용하여 묶으면됩니다. (예, `[G] {um}`)
+예외하고 싶은 문자일 경우, 대괄호나 중괄호를 사용하여 묶으면됩니다. (예, `[A] [MM]`)
 
 ```js
 dayjs().format() // 분과 초가 없는 ISO5801 형식의 현재 시간을 나타냅니다. 예: '2020-04-02T08:02:17-05:00'
 
-dayjs('2019-01-25').format('{YYYY} MM-DDTHH:mm:ssZ[Z]') // '{2019} 01-25T00:00:00-02:00Z'
+dayjs('2019-01-25').format('[YYYY] YYYY-MM-DDTHH:mm:ssZ[Z]') // 'YYYY 2019-01-25T00:00:00-02:00Z'
 
 dayjs('2019-01-25').format('DD/MM/YYYY') // '25/01/2019'
 ```
diff --git a/docs/pt-br/API-reference.md b/docs/pt-br/API-reference.md
index 9c4715ca3..ff7bd7fc6 100644
--- a/docs/pt-br/API-reference.md
+++ b/docs/pt-br/API-reference.md
@@ -255,12 +255,12 @@ dayjs().endOf('month')
 ### Formatação `.format(stringWithTokens: string)`
 
 Retorna uma `string` com um objeto `Dayjs` contendo a data formatada.
-Para escapar caracteres, envolva-os entre colchetes ou chaves (por exemplo: `[G] {um}`).
+Para escapar caracteres, envolva-os entre colchetes (por exemplo: `[A] [MM]`).
 
 ```js
 dayjs().format() // current date in ISO6801, without fraction seconds e.g. '2020-04-02T08:02:17-05:00'
 
-dayjs('2019-01-25').format('{YYYY} MM-DDTHH:mm:ssZ[Z]') // '{2019} 01-25T00:00:00-02:00Z'
+dayjs('2019-01-25').format('[YYYY] YYYY-MM-DDTHH:mm:ssZ[Z]') // 'YYYY 2019-01-25T00:00:00-02:00Z'
 
 dayjs('2019-01-25').format('DD/MM/YYYY') // '25/01/2019'
 ```
diff --git a/docs/zh-cn/API-reference.md b/docs/zh-cn/API-reference.md
index 76e14c3c5..faa20a006 100644
--- a/docs/zh-cn/API-reference.md
+++ b/docs/zh-cn/API-reference.md
@@ -305,7 +305,7 @@ dayjs().endOf('month');
 
 ```js
 dayjs().format(String)
-dayjs().format() // "2014-09-08T08:02:17-05:00" (ISO 8601, no fractional seconds)
+dayjs('2019-01-25').format('[YYYY] YYYY-MM-DDTHH:mm:ssZ[Z]') // 'YYYY 2019-01-25T00:00:00-02:00Z'
 dayjs().format('{YYYY} MM-DDTHH:mm:ssZ[Z]') // "{2014} 09-08T08:02:17-05:00Z"
 ```