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