diff --git a/CHANGELOG.md b/CHANGELOG.md
index baf6f92..1e8bf5f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+## [1.6.0](https://github.com/soraLib/sa-lambda/compare/v1.5.0...v1.6.0) (2023-06-07)
+
+
+### Features
+
+* **docs:** defered api and function page ([c13e4ed](https://github.com/soraLib/sa-lambda/commit/c13e4ed9e601f143325807ce9ad50ca6c3315987))
+* **tree:** collect tree nodes ([bac1ed0](https://github.com/soraLib/sa-lambda/commit/bac1ed0aa9001358a003c08d52586468b3ee8399))
+* **tree:** filter tree ([b8ab5e7](https://github.com/soraLib/sa-lambda/commit/b8ab5e7f62a9c86d3483dc24f1a97200f7b892e4))
+
 ## [1.5.0](https://github.com/soraLib/sa-lambda/compare/v1.4.0...v1.5.0) (2023-05-11)
 
 
diff --git a/package.json b/package.json
index 656425d..3204ec7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "sa-lambda",
-  "version": "1.5.0",
+  "version": "1.6.0",
   "description": "Typescript library for functional programming.",
   "packageManager": "pnpm@7.12.2",
   "main": "./cjs/index.js",