diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a211f5d..5bfadddc 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]
 
+## [1.2.1] - 2022-03-18
+
 - Update `cargo-llvm-cov@latest` to 0.2.4.
 
 ## [1.2.0] - 2022-03-18
@@ -76,7 +78,8 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 Initial release
 
-[Unreleased]: https://github.com/taiki-e/install-action/compare/v1.2.0...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v1.2.1...HEAD
+[1.2.1]: https://github.com/taiki-e/install-action/compare/v1.2.0...v1.2.1
 [1.2.0]: https://github.com/taiki-e/install-action/compare/v1.1.9...v1.2.0
 [1.1.9]: https://github.com/taiki-e/install-action/compare/v1.1.8...v1.1.9
 [1.1.8]: https://github.com/taiki-e/install-action/compare/v1.1.7...v1.1.8