diff --git a/README.md b/README.md
index 9fc4630a65..fb7e943d08 100644
--- a/README.md
+++ b/README.md
@@ -135,7 +135,7 @@ cp -r ../misskey/files . # if you don't use object storage
 ```sh
 # git pull
 yarn install
-NODE_ENV=production yarn run build && yarn run migrate
+NODE_ENV=production yarn run rebuild && yarn run migrate
 pm2 start "NODE_ENV=production yarn start" --name Calckey
 ```
 
diff --git a/package.json b/package.json
index 3f7af35a72..b79e0b0da4 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
 	],
 	"private": true,
 	"scripts": {
+		"rebuild": "yarn clean && yarn build",
 		"build": "yarn workspaces foreach run build && yarn run gulp",
 		"start": "yarn workspace backend run start",
 		"start:test": "yarn workspace backend run start:test",