diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8d9c519..e329df2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,18 @@
 
 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.
 
+## [2.1.0](https://github.com/satnaing/astro-paper/compare/v2.0.0...v2.1.0) (2023-02-08)
+
+
+### Features
+
+* add ESLint and update linting errors ([#26](https://github.com/satnaing/astro-paper/issues/26)) ([a9631d0](https://github.com/satnaing/astro-paper/commit/a9631d0e1e65ac4339c6b4d806b3a17928fa2b62))
+
+
+### Bug Fixes
+
+* make schema(s) strict ([#23](https://github.com/satnaing/astro-paper/issues/23)) ([dc026b3](https://github.com/satnaing/astro-paper/commit/dc026b38defa760d77eddcddb1d4f12fdf8fff99))
+
 ## [2.0.0](https://github.com/satnaing/astro-paper/compare/v1.4.0...v2.0.0) (2023-01-31)
 
 
diff --git a/package-lock.json b/package-lock.json
index 77ca2d1..29ba6de 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "astro-paper",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "astro-paper",
-      "version": "2.0.0",
+      "version": "2.1.0",
       "dependencies": {
         "@astrojs/rss": "^2.1.0",
         "astro": "^2.0.8",
diff --git a/package.json b/package.json
index 0ddb646..e75784a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "astro-paper",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "private": false,
   "scripts": {
     "dev": "astro dev",