diff --git a/CHANGELOG.md b/CHANGELOG.md
index 67d4c6a..d09ba16 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,13 +5,34 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) and this project adheres to [Semantic Versioning](http://semver.org).
 
+## [v4.0.4](https://github.com/puppetlabs/puppetlabs-mount_iso/tree/v4.0.4) - 2024-12-16
+
+[Full Changelog](https://github.com/puppetlabs/puppetlabs-mount_iso/compare/v4.0.3...v4.0.4)
+
+### Fixed
+
+- (CAT-2158) Upgrade rexml to address CVE-2024-49761 [#54](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/54) ([amitkarsale](https://github.com/amitkarsale))
+- pdksync - (PF-3525) - pdk update for module [#53](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/53) ([amitkarsale](https://github.com/amitkarsale))
+- pdksync - (CAT-1963) - Remove Labeller [#52](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/52) ([rajat-puppet](https://github.com/rajat-puppet))
+- pdksync - (ITHELP-87329) - replace pull_request_target with pull_request [#51](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/51) ([malikparvez](https://github.com/malikparvez))
+- pdksync - (ITHELP-87329) - replace pull_request_target with pull_request [#50](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/50) ([malikparvez](https://github.com/malikparvez))
+- pdksync - update mend to work on cron [#49](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/49) ([ia-content](https://github.com/ia-content))
+- pdksync - (MAINT) PDK Update [#48](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/48) ([Ramesh7](https://github.com/Ramesh7))
+- (CAT-1608) - PDK update [#47](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/47) ([Ramesh7](https://github.com/Ramesh7))
+- pdksync - 'CAT-945 - Update README.md LICENSE' [#45](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/45) ([Ramesh7](https://github.com/Ramesh7))
+- pdksync - [CAT-1541]: Adding github directory to pdkignore [#44](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/44) ([rajat-puppet](https://github.com/rajat-puppet))
+- pdksync - (CAT-1366) - Fix issue url from old jira to github [#42](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/42) ([malikparvez](https://github.com/malikparvez))
+- pdksync - (CONT-1219) - fail ci for puppetlabs members if no label [#40](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/40) ([malikparvez](https://github.com/malikparvez))
+- pdksync - (maint) - Replace legacy facts in spec/default_facts.yml [#39](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/39) ([jordanbreen28](https://github.com/jordanbreen28))
+- pdksync - (CONT-990) - Adding Community Pull Requests template [#38](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/38) ([malikparvez](https://github.com/malikparvez))
+
 ## [v4.0.3](https://github.com/puppetlabs/puppetlabs-mount_iso/tree/v4.0.3) - 2023-06-05
 
 [Full Changelog](https://github.com/puppetlabs/puppetlabs-mount_iso/compare/v4.0.2...v4.0.3)
 
 ### Fixed
 
-- pdksync - (MAINT) - Update Stdlib dependency [#36](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/36) ([LukasAud](https://github.com/LukasAud))
+- pdksync - (MAINT) - Allow Stdlib 9.x [#36](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/36) ([LukasAud](https://github.com/LukasAud))
 
 ## [v4.0.2](https://github.com/puppetlabs/puppetlabs-mount_iso/tree/v4.0.2) - 2023-05-25
 
@@ -34,6 +55,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 [Full Changelog](https://github.com/puppetlabs/puppetlabs-mount_iso/compare/v3.0.0...v4.0.0)
 
 ### Changed
+
 - (CONT-788) - Add Puppet 8/Drop Puppet 6 [#25](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/25) ([jordanbreen28](https://github.com/jordanbreen28))
 
 ## [v3.0.0](https://github.com/puppetlabs/puppetlabs-mount_iso/tree/v3.0.0) - 2020-01-23
@@ -41,6 +63,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 [Full Changelog](https://github.com/puppetlabs/puppetlabs-mount_iso/compare/2.0.0...v3.0.0)
 
 ### Changed
+
 - (maint) - Update dependency versions [#12](https://github.com/puppetlabs/puppetlabs-mount_iso/pull/12) ([david22swan](https://github.com/david22swan))
 
 ## [2.0.0](https://github.com/puppetlabs/puppetlabs-mount_iso/tree/2.0.0) - 2018-01-17
diff --git a/metadata.json b/metadata.json
index 8153638..3a0817a 100644
--- a/metadata.json
+++ b/metadata.json
@@ -1,6 +1,6 @@
 {
   "name": "puppetlabs-mount_iso",
-  "version": "4.0.3",
+  "version": "4.0.4",
   "author": "puppetlabs",
   "summary": "Mount ISO images and ensure the drive letter they are mounted to",
   "license": "Apache-2.0",