diff --git a/CHANGELOG.md b/CHANGELOG.md
index b517b87c..87b8c372 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [Unreleased]
 
+## [2.80.0] - 2026-05-30
+
 - Support `kingfisher`. ([#1874](https://github.com/taiki-e/install-action/pull/1874), thanks @SAY-5)
 
 ## [2.79.15] - 2026-05-30
@@ -6706,7 +6708,8 @@ Note: This release is considered a breaking change because installing on version
 
 Initial release
 
-[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.79.15...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.80.0...HEAD
+[2.80.0]: https://github.com/taiki-e/install-action/compare/v2.79.15...v2.80.0
 [2.79.15]: https://github.com/taiki-e/install-action/compare/v2.79.14...v2.79.15
 [2.79.14]: https://github.com/taiki-e/install-action/compare/v2.79.13...v2.79.14
 [2.79.13]: https://github.com/taiki-e/install-action/compare/v2.79.12...v2.79.13