diff --git a/CHANGELOG.md b/CHANGELOG.md
index c8a4daf9..63ffbc0c 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]
 
+## [2.77.0] - 2026-05-05
+
 - Support `rust`. ([#1779](https://github.com/taiki-e/install-action/pull/1779))
 
   This installs rust using rustup.
@@ -6458,7 +6460,8 @@ Note: This release is considered a breaking change because installing on version
 
 Initial release
 
-[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.76.0...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.77.0...HEAD
+[2.77.0]: https://github.com/taiki-e/install-action/compare/v2.76.0...v2.77.0
 [2.76.0]: https://github.com/taiki-e/install-action/compare/v2.75.30...v2.76.0
 [2.75.30]: https://github.com/taiki-e/install-action/compare/v2.75.29...v2.75.30
 [2.75.29]: https://github.com/taiki-e/install-action/compare/v2.75.28...v2.75.29