# @babel/plugin-transform-dotall-regex > Compile regular expressions using the `s` (`dotAll`) flag to ES5. See our website [@babel/plugin-transform-dotall-regex](https://babeljs.io/docs/babel-plugin-transform-dotall-regex) for more information. ## Install Using npm: ```sh npm install --save-dev @babel/plugin-transform-dotall-regex ``` or using yarn: ```sh yarn add @babel/plugin-transform-dotall-regex --dev ```