diff --git a/CHANGELOG.md b/CHANGELOG.md
index dba1d8cd..949963c3 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]
 
+## [1.1.1] - 2022-01-21
+
 - Update `cargo-hack@latest` to 0.5.11.
 
 ## [1.1.0] - 2022-01-09
@@ -32,7 +34,8 @@ 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/v1.1.0...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v1.1.1...HEAD
+[1.1.1]: https://github.com/taiki-e/install-action/compare/v1.1.0...v1.1.1
 [1.1.0]: https://github.com/taiki-e/install-action/compare/v1.0.3...v1.1.0
 [1.0.3]: https://github.com/taiki-e/install-action/compare/v1.0.2...v1.0.3
 [1.0.2]: https://github.com/taiki-e/install-action/compare/v1.0.1...v1.0.2