diff --git a/CHANGELOG.md b/CHANGELOG.md
index 858e5b9..743af3f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,10 +12,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 ### Fixed
-- fix: emoji name input was not converted to lowercase [`#91`](https://github.com/niri-la/MisskeyEmojiBot/pull/91)
 
 ### Removed
 
+## [1.4.0] - 2024-08-25
+### Changed
+- refactor: reorganize file structure for better clarity and maintainability [`#97`](https://github.com/niri-la/MisskeyEmojiBot/pull/97)
+
+### Fixed
+- fix: emoji name input was not converted to lowercase [`#91`](https://github.com/niri-la/MisskeyEmojiBot/pull/91)
+
 ## [1.3.5] - 2024-02-24
 ### Changed
 - add sendDirectMessage emoji.Name [`#86`](https://github.com/niri-la/MisskeyEmojiBot/pull/86)