diff --git a/CHANGELOG.md b/CHANGELOG.md
index 793cf95..83ffe3f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -43,3 +43,4 @@
 - Refactor code structure (2025-07-17)
 - Fix bugs and improve stability (2025-07-19)
 - Refactor code structure (2025-07-21)
+- Code cleanup (2025-07-27)