GitHub Actions / Dev tools

GitHub Actions ubuntu-latest label breaking change date

The ubuntu-latest label will switch to Ubuntu 26.04 in November 2026, changing the default runner OS.

14days left
Change
Breaking change
Effective
November 2026 (vendor gave a month, not a day)
Announced
Oct 15, 2026
Replacement
Ubuntu 26.04
Source
github.com
Vendor's words
Ubuntu Slim (20261012) Image Update: Announcements [Ubuntu] ubuntu-latest label will use Ubuntu 26.04 in November 2026 [Ubuntu] Ubuntu 26.04 and Ubuntu 26.04 Arm64 are now generally available [Ubuntu] The Ubuntu 22 based runner images will begin deprecation on September 17th and will be fully unsupported by April 17th for GitHub Actions and Azure DevOps [Ubuntu] Ubuntu 26.04 and Ubuntu 26.04 Arm is now available as a…

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