use Mix.Config config :qcloud, :apps, ku800: %{ cos: %{ app_id: "1251033691", host: "ku800-dev-1251033691.cos.ap-guangzhou.myqcloud.com", bucket: "ku800-dev-1251033691", secret_id: "AKIDnU9dlrdU2QnzzoPwEQTL2Z3MWUKyOglf", secret_key: "qWE3udCZpz3HQQEqLl7wiMCwa3KBvW4V" } }