# babel-plugin-transform-async-functions > Compile async functions to ES5 ## Installation ```sh npm install --save-dev babel-plugin-transform-async-functions ``` ## Usage ### Via `.babelrc` (Recommended) **.babelrc** ```json { "plugins": ["transform-async-functions"] } ``` ### Via CLI ```sh babel --plugins transform-async-functions script.js ``` ### Via Node API ```javascript require("babel-core").transform("code", { plugins: ["transform-async-functions"] }); ```