diff --git a/CHANGELOG.md b/CHANGELOG.md
index 35f342fe..9d03147f 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]
 
+## [2.65.0] - 2025-12-20
+
 - Support `cargo-insta`. ([#1372](https://github.com/taiki-e/install-action/pull/1372), thanks @CommanderStorm)
 
 - Update `vacuum@latest` to 0.21.2.
@@ -5163,7 +5165,8 @@ Note: This release is considered a breaking change because installing on version
 
 Initial release
 
-[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.64.2...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.65.0...HEAD
+[2.65.0]: https://github.com/taiki-e/install-action/compare/v2.64.2...v2.65.0
 [2.64.2]: https://github.com/taiki-e/install-action/compare/v2.64.1...v2.64.2
 [2.64.1]: https://github.com/taiki-e/install-action/compare/v2.64.0...v2.64.1
 [2.64.0]: https://github.com/taiki-e/install-action/compare/v2.63.3...v2.64.0