diff --git a/CHANGELOG.md b/CHANGELOG.md
index 99fb997..fe4e210 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.1.1](https://github.com/GloryWong/logger/compare/v2.1.0...v2.1.1) (2024-06-28)
+
+
+### Bug Fixes
+
+* remove demo code in index ([ee7ae4e](https://github.com/GloryWong/logger/commit/ee7ae4eb9ebceaf29d7dc807672d5614eabc5939))
+
 ## [2.1.0](https://github.com/GloryWong/logger/compare/v2.0.0...v2.1.0) (2024-06-28)
 
 
diff --git a/package.json b/package.json
index 1f057f2..9a6ccfd 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@gloxy/logger",
   "type": "module",
-  "version": "2.1.0",
+  "version": "2.1.1",
   "description": "A debug.js based namespaced logging utility with predefined log types(debug, info, warn, error) and supporting title-scoped logging, available in both web browsers and Node.js.",
   "author": {
     "name": "GloryWong",