title: $:/changenotes/5.4.0/#9135
description: Update ESLint target to ES2017
release: 5.4.0
tags: $:/tags/ChangeNote
change-type: enhancement
change-category: developer
github-links: https://github.com/TiddlyWiki/TiddlyWiki5/pull/9135
github-contributors: Arlen22

Updates the eslint config to check for syntax newer than ES2017. This uses a plugin to check for newer syntax, for better error messages, and may need to be updated regularly along with eslint to catch the latest features. 