diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5ad768..51173f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.5.1]
+### Added
+- updaing generating mapping file in dist folder.
+
 ## [1.5.0]
 ### Added
 - support React Native applications with latest WebSocketManager fix
diff --git a/package.json b/package.json
index 7bfb398..1315b51 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "amazon-connect-chatjs",
-  "version": "1.5.0",
+  "version": "1.5.1",
   "main": "dist/amazon-connect-chat.js",
   "types": "src/index.d.ts",
   "engines": {