diff --git a/CHANGELOG.md b/CHANGELOG.md
index f2aa9203..7a58c20f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [1.2.1](https://github.com/shinokada/svelte-heros-v2/compare/v1.2.0...v1.2.1) (2024-03-01)
+
+
+### Bug Fixes
+
+* layout update add class to NavHamburger ([7e28792](https://github.com/shinokada/svelte-heros-v2/commit/7e287927723abd15110531e78ae3fc25034a45c3))
+
 ## [1.2.0](https://github.com/shinokada/svelte-heros-v2/compare/v1.1.0...v1.2.0) (2024-01-27)
 
 ### Features
diff --git a/package.json b/package.json
index 20774712..d7d4cf99 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "svelte-heros-v2",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "main": "dist/index.js",
   "description": "Hero icon v2 components for Svelte",
   "author": {
@@ -1278,4 +1278,4 @@
     },
     "./package.json": "./package.json"
   }
-}
\ No newline at end of file
+}