diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf9a31f..3ed76d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,17 @@
 
 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.
 
+## v5.5.0 (2025-07-12)
+
+### Feat
+
+- enhance file name transformer with additional options (#555)
+
+### Fix
+
+- update syntax highlighting transformer styles (#558)
+- typo in astro-paper-v5 blog post (#556)
+
 ## v5.4.3 (2025-06-21)
 
 ### Fix
diff --git a/package.json b/package.json
index f71efe9..844fa03 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "astro-paper",
   "type": "module",
-  "version": "5.4.3",
+  "version": "5.5.0",
   "scripts": {
     "dev": "astro dev",
     "build": "astro check && astro build && pagefind --site dist && cp -r dist/pagefind public/",