# @babel/plugin-transform-unicode-sets-regex > Compile regular expressions' unicodeSets (v) flag. See our website [@babel/plugin-transform-unicode-sets-regex](https://babeljs.io/docs/babel-plugin-transform-unicode-sets-regex) for more information. ## Install Using npm: ```sh npm install --save-dev @babel/plugin-transform-unicode-sets-regex ``` or using yarn: ```sh yarn add @babel/plugin-transform-unicode-sets-regex --dev ```