diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8ecd2c95a..ac298cc3f 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.
 
+## v4.5.1 (2024-10-02)
+
+### Fix
+
+- **docs**: update giscus blog post (#392)
+- add missing posts sorting (#383)
+
 ## v4.5.0 (2024-09-16)
 
 ### Feat
diff --git a/package-lock.json b/package-lock.json
index 2c74ce44d..4ed8ae695 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "astro-paper",
-  "version": "4.5.0",
+  "version": "4.5.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "astro-paper",
-      "version": "4.5.0",
+      "version": "4.5.1",
       "dependencies": {
         "@astrojs/check": "^0.9.3",
         "@astrojs/rss": "^4.0.7",
diff --git a/package.json b/package.json
index 21e19cf6c..4f086cb8c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "astro-paper",
-  "version": "4.5.0",
+  "version": "4.5.1",
   "private": false,
   "scripts": {
     "dev": "astro dev",