diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1275d2ae5..dbcd19f94 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## master (unreleased)
 
+### New features
+
+* [#269](https://github.com/tboox/tbox/pull/269): Add buffer stream
+
 ## v1.7.6
 
 ### New features
@@ -317,6 +321,10 @@
 
 ## master (开发中)
 
+### 新特性
+
+* [#269](https://github.com/tboox/tbox/pull/269): 添加 buffer 流
+
 ## v1.7.6
 
 ### 新特性