diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8f944e6b..6ec7fa9f 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]
 
+## [2.49.21] - 2025-03-12
+
 - Update `cargo-tarpaulin@latest` to 0.32.3.
 
 ## [2.49.20] - 2025-03-12
@@ -3662,7 +3664,8 @@ Note: This release is considered a breaking change because installing on version
 
 Initial release
 
-[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.49.20...HEAD
+[Unreleased]: https://github.com/taiki-e/install-action/compare/v2.49.21...HEAD
+[2.49.21]: https://github.com/taiki-e/install-action/compare/v2.49.20...v2.49.21
 [2.49.20]: https://github.com/taiki-e/install-action/compare/v2.49.19...v2.49.20
 [2.49.19]: https://github.com/taiki-e/install-action/compare/v2.49.18...v2.49.19
 [2.49.18]: https://github.com/taiki-e/install-action/compare/v2.49.17...v2.49.18