Migrating to KeystoneJS 2026-07-21
Version 2026-07-21 introduces 2 breaking changes. This guide details how to update your code.
Released: 7/21/2026
2
Breaking Changes
0
Migration Steps
20
Affected Symbols
⚠️ Check Your Code
If you use any of these symbols, you need to read this guide:
@keystone-6/auth@keystone-6/cloudinary@keystone-6/core@keystone-6/document-renderer@keystone-6/fields-document@keystone-ui/button@keystone-ui/core@keystone-ui/fields@keystone-ui/icons@keystone-ui/loading@keystone-ui/modals@keystone-ui/notice@keystone-ui/options@keystone-ui/pill@keystone-ui/popover@keystone-ui/segmented-control@keystone-ui/toast@keystone-ui/tooltipNext.jsReactBreaking Changes
●Issue #1
[core] Upgrades Next major version to 15. This may require updates to your Next.js configuration or dependencies.
●Issue #2
[auth, cloudinary, core, fields-document] Upgrades React major version to 19. Ensure all React-dependent libraries are compatible with React 19.
Release Summary
This release includes major version upgrades for Next.js to 15 and React to 19, impacting several Keystone packages. The document renderer now supports React 19.
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View the full release notes and all changes for KeystoneJS 2026-07-21.
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