During the Build Step, Vercel will automatically detect the Install Command based on the presence of either
package-lock.json, and the value of
The experiemental tool Corepack can be used after adding an Environment Variable with the name
ENABLE_EXPERIMENTAL_COREPACK and value
1 to your Project followed by setting the
packageManager property in the
package.json file in the root of your repository.
To update your Install Command, first navigate to your General tab in Project Settings. There, you should see your Build & Development Settings. Then, enable the Override toggle. Finally, update the Install Command input with your desired command, such as
npx npm@7 install.
After you have saved your Build & Development Settings, you will need to redeploy or create a new Vercel Deployment to see the updated Build & Development Settings applied your deployments.