diff --git a/.CHANGELOG.md b/.CHANGELOG.md
index 488df85..4ad0278 100644
--- a/.CHANGELOG.md
+++ b/.CHANGELOG.md
@@ -42,6 +42,7 @@
 - [feat(merger): 新增Distinct Merger](https://github.com/ecodeclub/eorm/pull/224)
 - [refactor(merger): 去掉无用代码及过期注释,整理代码](https://github.com/ecodeclub/eorm/pull/225)
 - [eorm: 结果集处理--聚合函数支持nullable类型的数据](https://github.com/ecodeclub/eorm/pull/226)
+- [refactor(merger): 使用更宽松的比较机制来比较两个列的相等性](https://github.com/ecodeclub/eorm/pull/227)
 
 ## v0.0.1:
 - [Init Project](https://github.com/ecodeclub/eorm/pull/1)