nearform-actions/github-action-notify-twitter is pinned at HEAD. We strongly advise against pinning to "@master" as it may be unstable. Please update your GitHub Action YAML from: uses: 'nearform-actions/github-action-notify-twitter@master' to: uses: 'nearform-actions/github-action-notify-twitter@<release/tag version>' Alternatively, you can pin to any git tag or git SHA in the repository.