diff --git a/CHANGELOG.md b/CHANGELOG.md
index 88e893d..c783182 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,15 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/) and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [2.2.15] - 2018-09-25
+
+### Fixed
+
+- template: Fix bug results in "X is not defined"
+- Fix ParameterValueNotAllowedError is not a constructor
+- Fix X-QS-Storage-Class value undefined is not allowed
+- Fix Buffer() is deprecated
+
 ## [2.2.14] - 2018-09-25
 
 ### Added
@@ -190,6 +199,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 
 - Provide Official Qingstor SDK for Javascript
 
+[2.2.15]: https://github.com/yunify/qingstor-sdk-js/compare/2.2.14...2.2.15
 [2.2.14]: https://github.com/yunify/qingstor-sdk-js/compare/2.2.13...2.2.14
 [2.2.13]: https://github.com/yunify/qingstor-sdk-js/compare/2.2.12...2.2.13
 [2.2.12]: https://github.com/yunify/qingstor-sdk-js/compare/2.2.11...2.2.12
diff --git a/package.json b/package.json
index 0e1f46e..9a7f6dc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "qingstor-sdk",
-  "version": "2.2.14",
+  "version": "2.2.15",
   "description": "Official QingStor SDK for JavaScript",
   "main": "./dist/node/qingstor-sdk.min.js",
   "directories": {
diff --git a/src/version.js b/src/version.js
index d571f2c..c40a82e 100644
--- a/src/version.js
+++ b/src/version.js
@@ -14,4 +14,4 @@
 // | limitations under the License.
 // +-------------------------------------------------------------------------
 
-global.version = '2.2.14';
+global.version = '2.2.15';