diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c8555e..3de690b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,3 +5,4 @@
 - Bug fixes and optimizations
 - Feature enhancements
 - Optimize performance (2025-01-10)
+- Code cleanup (2025-01-15)