diff --git a/CHANGELOG.md b/CHANGELOG.md
index a2df501d0..b0162704e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,3 +17,4 @@
 - [feat:Add GitHub action of codecov.yml.](https://github.com/Tencent/spring-cloud-tencent/pull/330)
 - [Feature: add spring cloud tencent logo](https://github.com/Tencent/spring-cloud-tencent/pull/331)
 - [UT: add metadata-transfer unit test](https://github.com/Tencent/spring-cloud-tencent/pull/334)
+- [Optimize code style & unit test case](https://github.com/Tencent/spring-cloud-tencent/pull/337)