Cant install plugins using composer

I am setting up a local dev environment using Composer and have followed the guide here – – but when I run ‘composer update’, paste in my API Key, and leave password blank I’m receiving the following error:


Invalid credentials for ‘’, aborting.

Here’s the full terminal readout:

MacBook-Pro-2:site josephquinn$ composer update

Loading composer repositories with package information

Updating dependencies (including require-dev)

Package operations: 1 install, 0 updates, 0 removals

– Installing wpmudev/wpmu-dev-dashboard (4.2.1)

Authentication required (

Username: “Pasted APIKey”


Downloading: Connecting…


Invalid credentials for ‘’, aborting.