# Uninstalling packages globally via npm in JavaScript

To uninstall libraries installed globally, use the `uninstall` command with the `-g` flag:

`npm uninstall -g somelib`

Depending on how you installed NodeJS, you may need to write `sudo` before a command (usually for Linux):

`sudo npm uninstall -g somelib`

Let's uninstall the previously installed sloc utility:

`npm uninstall -g sloc`

Uninstall the previously installed globally library cowsay.

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