diff --git a/.github/release-please/manifest.json b/.github/release-please/manifest.json
index e835d96c64..a18b812d08 100644
--- a/.github/release-please/manifest.json
+++ b/.github/release-please/manifest.json
@@ -1 +1 @@
-{"charts/base-cluster":"6.3.0","charts/teuto-portal-k8s-worker":"3.1.1","charts/t8s-cluster":"8.0.0","charts/stellio-context-broker":"0.1.0","charts/chirpstack":"0.1.0","charts/common":"1.1.0","charts/ckan":"1.1.2"}
+{"charts/base-cluster":"6.4.0","charts/teuto-portal-k8s-worker":"3.1.1","charts/t8s-cluster":"8.0.0","charts/stellio-context-broker":"0.1.0","charts/chirpstack":"0.1.0","charts/common":"1.1.0","charts/ckan":"1.1.2"}
diff --git a/charts/base-cluster/CHANGELOG.md b/charts/base-cluster/CHANGELOG.md
index 697fc173bf..bd76735257 100644
--- a/charts/base-cluster/CHANGELOG.md
+++ b/charts/base-cluster/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [6.4.0](https://github.com/teutonet/teutonet-helm-charts/compare/base-cluster-v6.3.0...base-cluster-v6.4.0) (2024-06-28)
+
+
+### Features
+
+* **base-cluster/grafana:** add persistence and configuration options ([#999](https://github.com/teutonet/teutonet-helm-charts/issues/999)) ([ce0fff7](https://github.com/teutonet/teutonet-helm-charts/commit/ce0fff742a4d3f880ccbf63ec6b41f6b615076cb))
+
 ## [6.3.0](https://github.com/teutonet/teutonet-helm-charts/compare/base-cluster-v6.2.0...base-cluster-v6.3.0) (2024-06-19)
 
 
diff --git a/charts/base-cluster/Chart.yaml b/charts/base-cluster/Chart.yaml
index abd7923de4..920197b447 100644
--- a/charts/base-cluster/Chart.yaml
+++ b/charts/base-cluster/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v2
 name: base-cluster
 type: application
-version: 6.3.0
+version: 6.4.0
 icon: https://teuto.net/favicon.ico
 maintainers:
   - name: cwrau