diff --git a/Dockerfile b/Dockerfile
index 17173b0..34860c0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1 +1 @@
-FROM flownative/action-helm-release:1
+FROM flownative/action-helm-release:2
diff --git a/README.md b/README.md
index 8fa360c..1d74686 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,11 @@
 # Helm Release Action
 
-This Github action allows you to package and push [Helm](https://helm.sh) charts to a repository (for example,
-[Chartmuseum](https://chartmuseum.com/)).
+This GitHub action allows you to package and push [Helm](https://helm.sh) 
+charts to a OCI compatible repository (for example,
+[Harbor](https://www.harbor.io)).
 
-Note that this action uses a Helm 3 client.
+Note that this action uses a Helm 3 client and Chart Museum is not supported 
+anymore.
 
 ## Example workflow
 
@@ -20,36 +22,28 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-
-      - name: Build Docker image
-        uses: flownative/action-docker-build@v1
-        with:
-          tag_ref: ${{ github.ref }}
-          image_name: flownative/example-app
-          registry_password: ${{ secrets.GITHUB_TOKEN }}
-
+      # Build container image ...
   helm-release:
     runs-on: ubuntu-latest
     needs: release
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Determine latest released version
         id: latest_version
         uses: flownative/action-git-latest-release@v1
 
-
       - name: Release Helm chart
-        uses: flownative/action-helm-release@v1
+        uses: flownative/action-helm-release@v2
         with:
           charts_folder: 'Helm'
           chart_name: 'example-app'
           chart_version: ${{ steps.latest_version.outputs.tag }}
           app_version: ${{ steps.latest_version.outputs.tag }}
-          repository_url: 'https://charts.example.com'
-          repository_user: '${{ secrets.CHARTMUSEUM_USER }}'
-          repository_password: '${{ secrets.CHARTMUSEUM_PASSWORD }}'
+          registry_host: 'harbor.example.com'
+          repository_path: 'my-charts'
+          repository_user: '${{ secrets.HARBOR_ROBOT_USER }}'
+          repository_password: '${{ secrets.HARBOR_ROBOT_PASSWORD }}'
 ````
 
 ## Implementation Note
diff --git a/action.yaml b/action.yaml
index 1998fef..8200920 100644
--- a/action.yaml
+++ b/action.yaml
@@ -7,7 +7,7 @@ inputs:
     required: false
     default: '.'
   chart_name:
-    description: 'Name of the Helm chart'
+    description: 'Name of the Helm chart, to be used in the URI to push to. For example, `coffee-manager`'
     required: true
     default: ''
   chart_version:
@@ -18,8 +18,12 @@ inputs:
     description: 'The tag / version to use as an app version. For example, `1.2.5-12`. A "v" prefix will be stripped automatically.'
     required: true
     default: ''
-  repository_url:
-    description: 'URL leading to the repository to push to. For instance: "https://charts.example.com"'
+  registry_host:
+    description: 'Host name of the OCI compatible registry. For instance: "harbor.example.com"'
+    required: true
+    default: ''
+  repository_path:
+    description: 'Relative path leading to the repository to push to. For instance: "acme-charts"'
     required: true
     default: ''
   repository_user: