diff --git a/CHANGELOG.md b/CHANGELOG.md
index ba2934b27..3ec869e7a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,34 @@
 
 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.
 
+## v4.3.0 (2024-07-27)
+
+### Feat
+
+- support light/dark theme in code blocks (#327)
+- add number of posts config for home page (#281)
+- make heading links keyboard focusable (#275)
+- add JSON-LD structured data (#260)
+- add scroll indicator in blog posts (#249)
+
+### Fix
+
+- adding data-theme to tailwind config (#319)
+- avoid `undefined` when passing class-name as prop (#270)
+- add $CURRENT_TIMEZONE_OFFSET in custom code snippets (#264)
+- display `Updated` in posts only when modDatetime > pubDatetime (#258)
+- add SITE.title in PostDetails title tag for consistent look (#247)
+- add trailing slash to links to avoid extra redirects (#246)
+- update incorrect typo in predefined-color-schemes.md (#245)
+
+### Refactor
+
+- remove trailing commas in tsconfig.json (#325)
+- remove redundant role in article element (#323)
+- avoid using unnecessary class-name in the pagination component (#274)
+- update post detail script codes
+- update code formatting with prettier
+
 ## [4.2.0](https://github.com/satnaing/astro-paper/compare/v4.1.0...v4.2.0) (2024-01-22)
 
 ### Features
diff --git a/cz.yaml b/cz.yaml
new file mode 100644
index 000000000..cc639d650
--- /dev/null
+++ b/cz.yaml
@@ -0,0 +1,7 @@
+---
+commitizen:
+  name: cz_conventional_commits
+  tag_format: v$version
+  update_changelog_on_bump: true
+  version_provider: npm
+  version_scheme: semver
diff --git a/package-lock.json b/package-lock.json
index 10f2b0de1..1c75e0bac 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "astro-paper",
-  "version": "4.2.0",
+  "version": "4.3.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "astro-paper",
-      "version": "4.2.0",
+      "version": "4.3.0",
       "dependencies": {
         "@astrojs/check": "^0.8.2",
         "@astrojs/rss": "^4.0.7",
diff --git a/package.json b/package.json
index 16975969a..e8556dacf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "astro-paper",
-  "version": "4.2.0",
+  "version": "4.3.0",
   "private": false,
   "scripts": {
     "dev": "astro dev",