diff --git a/CHANGELOG.md b/CHANGELOG.md
index 98f4fd9a..e80465e3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,12 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/).
 
+## [3.6.0] - 2019-05-15
+
+### Changed
+
+* [#505](https://github.com/dadi/cdn/pull/505): serve original image untransformed when no manipulation parameters are defined
+
 ## [3.5.0] - 2019-02-28
 
 ### Changed
diff --git a/package.json b/package.json
index 41108151..38464a2b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@dadi/cdn",
-  "version": "3.5.0",
+  "version": "3.6.0",
   "product": "DADI CDN",
   "description": "A high performance, just-in-time asset manipulation and delivery layer designed as a modern content distribution solution.",
   "scripts": {