diff --git a/CHANGELOG.md b/CHANGELOG.md
index a16ddae21..44c0b887e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,3 +6,4 @@
 - [Feature: Optimized configuration update](https://github.com/Tencent/spring-cloud-tencent/pull/423)
 - [Feature: add feature-env plugin & add spring cloud gateway staining plugin](https://github.com/Tencent/spring-cloud-tencent/pull/428)
 - [Optimize: add EncodeTransferMedataRestTemplateInterceptor to RestTemplate](https://github.com/Tencent/spring-cloud-tencent/pull/434)
+- [Optimize: Specification apollo code reference notes](https://github.com/Tencent/spring-cloud-tencent/pull/442)