diff --git a/CHANGELOG.md b/CHANGELOG.md
index d3e33572..ea64b254 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]
 
+## [1.13.1] - 2022-09-15
+
 - Update `protoc@latest` to 3.21.6.
 
 ## [1.13.0] - 2022-09-10
@@ -322,7 +324,8 @@ 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/v1.13.0...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v1.13.1...HEAD
+[1.13.1]: https://github.com/taiki-e/install-action/compare/v1.13.0...v1.13.1
 [1.13.0]: https://github.com/taiki-e/install-action/compare/v1.12.4...v1.13.0
 [1.12.4]: https://github.com/taiki-e/install-action/compare/v1.12.3...v1.12.4
 [1.12.3]: https://github.com/taiki-e/install-action/compare/v1.12.2...v1.12.3