diff --git a/docs/setup.en.md b/docs/setup.en.md
index 4b8ea45e94..4b56251ebd 100644
--- a/docs/setup.en.md
+++ b/docs/setup.en.md
@@ -47,16 +47,6 @@ As root:
 4. `git checkout $(git tag -l | grep -v 'rc[0-9]*$' | sort -V | tail -n 1)` Checkout to the [latest release](https://github.com/syuilo/misskey/releases/latest)
 5. `npm install` Install misskey dependencies.
 
-*(optional)* Generate VAPID keys
-----------------------------------------------------------------
-If you want to enable ServiceWorker, you need to generate VAPID keys:
-Unless you have set your global node_modules location elsewhere, you need to run this as root.
-
-``` shell
-npm install web-push -g
-web-push generate-vapid-keys
-```
-
 *5.* Configure Misskey
 ----------------------------------------------------------------
 1. `cp .config/example.yml .config/default.yml` Copy the `.config/example.yml` and rename it to `default.yml`.
diff --git a/docs/setup.fr.md b/docs/setup.fr.md
index 0a0c8e9281..cd4564106b 100644
--- a/docs/setup.fr.md
+++ b/docs/setup.fr.md
@@ -47,16 +47,6 @@ En mode root :
 4. `git checkout $(git tag -l | grep -v 'rc[0-9]*$' | sort -V | tail -n 1)` Télécharge la [version la plus récente](https://github.com/syuilo/misskey/releases/latest)
 5. `npm install` Installez les dépendances de misskey.
 
-*(optionnel)* Génération des clés VAPID
-----------------------------------------------------------------
-Si vous désirez activer ServiceWorker, vous devez générer les clés VAPID :
-Unless you have set your global node_modules location elsewhere, vous devez lancer ceci en mode root.
-
-``` shell
-npm install web-push -g
-web-push generate-vapid-keys
-```
-
 *5.* Création du fichier de configuration
 ----------------------------------------------------------------
 1. `cp .config/example.yml .config/default.yml` Copiez le fichier `.config/example.yml` et renommez-le `default.yml`.
diff --git a/docs/setup.ja.md b/docs/setup.ja.md
index 79be1fb881..9ac0931280 100644
--- a/docs/setup.ja.md
+++ b/docs/setup.ja.md
@@ -53,15 +53,6 @@ adduser --disabled-password --disabled-login misskey
 4. `git checkout $(git tag -l | grep -v 'rc[0-9]*$' | sort -V | tail -n 1)` [最新のリリース](https://github.com/syuilo/misskey/releases/latest)を確認
 5. `npm install` Misskeyの依存パッケージをインストール
 
-*(オプション)* VAPIDキーペアの生成
-----------------------------------------------------------------
-ServiceWorkerを有効にする場合、VAPIDキーペアを生成する必要があります:
-
-``` shell
-npm install web-push -g
-web-push generate-vapid-keys
-```
-
 *5.* 設定ファイルを作成する
 ----------------------------------------------------------------
 1. `cp .config/example.yml .config/default.yml` `.config/example.yml`をコピーし名前を`default.yml`にする。