diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6860d34227..c98a85fac0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [3.5.3] - 2023-10-09
 ### Fixed
 - Fixed default policy creation.
 
@@ -383,7 +385,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Unresolved
 - **Select Aspects you need**  You are able to select the needed aspects for which you want to collect the correct endpoint information.
 
-[Unreleased]: https://github.com/eclipse-tractusx/item-relationship-service/compare/3.5.2...HEAD
+[Unreleased]: https://github.com/eclipse-tractusx/item-relationship-service/compare/3.5.3...HEAD
+[3.5.3]: https://github.com/eclipse-tractusx/item-relationship-service/compare/3.5.2...3.5.3
 [3.5.2]: https://github.com/eclipse-tractusx/item-relationship-service/compare/3.5.1...3.5.2
 [3.5.1]: https://github.com/eclipse-tractusx/item-relationship-service/compare/3.5.0...3.5.1
 [3.5.0]: https://github.com/eclipse-tractusx/item-relationship-service/compare/3.4.1...3.5.0
diff --git a/charts/irs-helm/CHANGELOG.md b/charts/irs-helm/CHANGELOG.md
index 0ab4c47d9b..835803ab89 100644
--- a/charts/irs-helm/CHANGELOG.md
+++ b/charts/irs-helm/CHANGELOG.md
@@ -5,7 +5,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [6.8.0] - 2023-10-09
 ### Changed
+- Update IRS version to 3.5.3
 - Changed configuration for default policies from:
   ```
   edc:
@@ -27,6 +30,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
         operator: "eq"
         rightOperand: Y"
   ```
+
 ## [6.7.3] - 2023-10-06
 ### Changed
 - Update IRS version to 3.5.2