List of repositories that need to be updated is here:
https://github.com/wikimedia/mediawiki-selenium#links
Do not forget mediawiki_selenium gem.
To update Ruby to version 2.1.1, locate Gemfile file, either in the root of the repository (mediawiki_selenium) or in tests/browser folder, or in /modules/ve-mw/test/browser folder (VisualEditor).
The first line in the Gemfile should be changed from:
#ruby=ruby-2.1.0
to
#ruby=ruby-2.1.1
Then, Jenkins jobs that run Selenium tests should be updated. The repository is located here:
https://github.com/zeljkofilipin/jenkins-job-builder-config
Find all files that contain this:
RUBY_VERSION=2.1.0
and replace it with:
RUBY_VERSION=2.1.1
Version: wmf-deployment
Severity: normal