diff --git a/CHANGELOG.md b/CHANGELOG.md
index ac84cb38..2e9b6da9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,14 +6,11 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased]
 
-## [1.5.5] - 2024-03-08
-### Fixed
-- Postgresql DB upgrade
-
 ## [1.5.4] - 2024-03-06
 ### Fixed
 - Fixed CVE-2024-22234 and CVE-2024-22243
 - Fixed Trivy security issue CVE-2024-1597
+- DB upgrade
 
 ### Changed
 - Update Spring Boot to version 3.2.3
diff --git a/README.md b/README.md
index f69a1344..779a9bf7 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ This service will help service provider to set up DFT/SDE with EDC and EDC as se
 ### Software Version
 
 ```shell
-Application version: 1.5.5
+Application version: 1.5.4
 Helm release version: 1.5.5
 ```
 
diff --git a/charts/orchestrator/Chart.yaml b/charts/orchestrator/Chart.yaml
index 31e0a3e5..30f96a38 100644
--- a/charts/orchestrator/Chart.yaml
+++ b/charts/orchestrator/Chart.yaml
@@ -44,7 +44,7 @@ version: 1.5.5
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
 # It is recommended to use it with quotes.
-appVersion: "1.5.5"
+appVersion: "1.5.4"
 
 dependencies:
   - condition: postgresql.enabled
diff --git a/charts/orchestrator/README.md b/charts/orchestrator/README.md
index 6442e041..8ae0d468 100644
--- a/charts/orchestrator/README.md
+++ b/charts/orchestrator/README.md
@@ -1,6 +1,6 @@
 # managed-service-orchestrator
 
-![Version: 1.5.5](https://img.shields.io/badge/Version-1.5.5-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.5.5](https://img.shields.io/badge/AppVersion-1.5.5-informational?style=flat-square)
+![Version: 1.5.5](https://img.shields.io/badge/Version-1.5.5-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.5.4](https://img.shields.io/badge/AppVersion-1.5.4-informational?style=flat-square)
 
 This service will help service provider to set up DFT/SDE with EDC and EDC as service in service provider environment.