diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 6b46767..ad56a78 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "4.9.0"
+  ".": "4.10.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5509ce0..b47dc8a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [4.10.0](https://github.com/imagekit-developer/imagekit-ruby/compare/v4.9.0...v4.10.0) (2026-09-16)
+
+
+### Features
+
+* serialize density as dn in SDK URL builders ([7815ad6](https://github.com/imagekit-developer/imagekit-ruby/commit/7815ad6897fc4ed6bd943443a87aede62ed354d9))
+
 ## [4.9.0](https://github.com/imagekit-developer/imagekit-ruby/compare/v4.8.0...v4.9.0) (2026-08-15)
 
 
diff --git a/README.md b/README.md
index 61cef4a..b4bb9e9 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ To use this gem, install via Bundler by adding the following to your application
 <!-- x-release-please-start-version -->
 
 ```ruby
-gem "imagekitio", "~> 4.9.0"
+gem "imagekitio", "~> 4.10.0"
 ```
 
 <!-- x-release-please-end -->
diff --git a/lib/imagekitio/version.rb b/lib/imagekitio/version.rb
index 01521ba..84165d6 100644
--- a/lib/imagekitio/version.rb
+++ b/lib/imagekitio/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Imagekitio
-  VERSION = "4.9.0"
+  VERSION = "4.10.0"
 end