diff --git a/deploy/helm/trino-lb/Chart.lock b/deploy/helm/trino-lb/Chart.lock
index e581d84..0d33df2 100644
--- a/deploy/helm/trino-lb/Chart.lock
+++ b/deploy/helm/trino-lb/Chart.lock
@@ -1,9 +1,9 @@
 dependencies:
 - name: redis-cluster
   repository: https://charts.bitnami.com/bitnami/
-  version: 9.1.3
+  version: 10.2.3
 - name: kube-prometheus-stack
   repository: https://prometheus-community.github.io/helm-charts
-  version: 55.5.0
-digest: sha256:08a68b7f303ff7f589084265f971147bf185e463a1c7dae29a323372f1be0df0
-generated: "2023-12-19T10:09:20.222448714+01:00"
+  version: 55.11.0
+digest: sha256:69e1bcfbf4cda25c7d51be3e67533099f8a0922cf5825fd7e256edef444a34cb
+generated: "2025-08-04T10:22:19.130269831+02:00"
diff --git a/deploy/helm/trino-lb/charts/kube-prometheus-stack-55.11.0.tgz b/deploy/helm/trino-lb/charts/kube-prometheus-stack-55.11.0.tgz
new file mode 100644
index 0000000..ca55c86
Binary files /dev/null and b/deploy/helm/trino-lb/charts/kube-prometheus-stack-55.11.0.tgz differ
diff --git a/deploy/helm/trino-lb/charts/kube-prometheus-stack-55.5.0.tgz b/deploy/helm/trino-lb/charts/kube-prometheus-stack-55.5.0.tgz
deleted file mode 100644
index a9644f0..0000000
Binary files a/deploy/helm/trino-lb/charts/kube-prometheus-stack-55.5.0.tgz and /dev/null differ
diff --git a/deploy/helm/trino-lb/charts/redis-cluster-10.2.3.tgz b/deploy/helm/trino-lb/charts/redis-cluster-10.2.3.tgz
new file mode 100644
index 0000000..c6c2978
Binary files /dev/null and b/deploy/helm/trino-lb/charts/redis-cluster-10.2.3.tgz differ
diff --git a/deploy/helm/trino-lb/charts/redis-cluster-9.1.3.tgz b/deploy/helm/trino-lb/charts/redis-cluster-9.1.3.tgz
deleted file mode 100644
index b6d0ac6..0000000
Binary files a/deploy/helm/trino-lb/charts/redis-cluster-9.1.3.tgz and /dev/null differ
diff --git a/deploy/helm/trino-lb/configs/trino-lb-config.yaml b/deploy/helm/trino-lb/configs/trino-lb-config.yaml
index fb5b92e..ca60e4a 100644
--- a/deploy/helm/trino-lb/configs/trino-lb-config.yaml
+++ b/deploy/helm/trino-lb/configs/trino-lb-config.yaml
@@ -9,7 +9,7 @@ trinoLb:
       clusterMode: true
       endpoint: redis://:redis@trino-lb-redis-cluster.trino-lb.svc.cluster.local:6379/
     # postgres:
-    #   # helm install postgres bitnami/postgresql --version 13.2.18 --set auth.username=trino-lb,auth.password=trino-lb,auth.database=trino_lb
+    #   # helm install postgres bitnami/postgresql --version 13.2.18 --set auth.username=trino-lb,auth.password=trino-lb,auth.database=trino_lb,image.repository=bitnamilegacy/postgresql,volumePermissions.image.repository=bitnamilegacy/os-shell,metrics.image.repository=bitnamilegacy/postgres-exporter,global.security.allowInsecureImages=true
     #   url: postgres://trino-lb:trino-lb@postgres-postgresql.default.svc.cluster.local/trino_lb
     #   maxConnections: 10
   refreshQueryCounterInterval: 30s # It is low for testing purpose and to get frequent running queries metrics
diff --git a/deploy/helm/trino-lb/templates/trinos.yaml b/deploy/helm/trino-lb/templates/trinos.yaml
index f4391e0..6282a28 100644
--- a/deploy/helm/trino-lb/templates/trinos.yaml
+++ b/deploy/helm/trino-lb/templates/trinos.yaml
@@ -13,10 +13,11 @@ spec:
     catalogLabelSelector:
       matchLabels:
         trino: trino
-    listenerClass: external-stable
     authentication:
       - authenticationClass: trino-users
   coordinators:
+    roleConfig:
+      listenerClass: external-stable
     configOverrides: &configOverrides
       config.properties:
         tracing.enabled: "true"
@@ -45,10 +46,11 @@ spec:
     catalogLabelSelector:
       matchLabels:
         trino: trino
-    listenerClass: external-stable
     authentication:
       - authenticationClass: trino-users
   coordinators:
+    roleConfig:
+      listenerClass: external-stable
     configOverrides: &configOverrides
       config.properties:
         tracing.enabled: "true"
diff --git a/deploy/helm/trino-lb/values.yaml b/deploy/helm/trino-lb/values.yaml
index c23f160..a888f98 100644
--- a/deploy/helm/trino-lb/values.yaml
+++ b/deploy/helm/trino-lb/values.yaml
@@ -14,6 +14,12 @@ resources:
     memory: 256Mi
 
 redis-cluster:
+  global:
+    security:
+      allowInsecureImages: true # needed starting with Chart version 11.2.0 if modifying images
+
+  image:
+    repository: bitnamilegacy/redis-cluster
   password: redis
   persistence:
     size: 4Gi
@@ -41,6 +47,14 @@ redis-cluster:
         memory: 128Mi
   service:
     type: ClusterIP
+  volumePermissions:
+    image:
+      repository: bitnamilegacy/os-shell
+  metrics:
+    image:
+      repository: bitnamilegacy/redis-exporter
+  sysctlImage:
+    repository: bitnamilegacy/os-shell
 
 kube-prometheus-stack:
   prometheus:
diff --git a/docs/persistence/postgres.md b/docs/persistence/postgres.md
index b124aa7..72da812 100644
--- a/docs/persistence/postgres.md
+++ b/docs/persistence/postgres.md
@@ -17,4 +17,4 @@ trinoLb:
 
 The above configuration works with a Postgres installed with the following command:
 
-`helm install postgres bitnami/postgresql --version 13.2.18 --set auth.username=trino-lb,auth.password=trino-lb,auth.database=trino_lb`
+`helm install postgres bitnami/postgresql --version 13.2.18 --set auth.username=trino-lb,auth.password=trino-lb,auth.database=trino_lb,image.repository=bitnamilegacy/postgresql,volumePermissions.image.repository=bitnamilegacy/os-shell,metrics.image.repository=bitnamilegacy/postgres-exporter,global.security.allowInsecureImages=true`
diff --git a/example-configs/ha-redis-autoscaling-stackable.yaml b/example-configs/ha-redis-autoscaling-stackable.yaml
index ac0f056..bee6837 100644
--- a/example-configs/ha-redis-autoscaling-stackable.yaml
+++ b/example-configs/ha-redis-autoscaling-stackable.yaml
@@ -9,7 +9,7 @@ trinoLb:
       clusterMode: true
       endpoint: redis://:redis@trino-lb-redis-cluster.trino-lb.svc.cluster.local:6379/
     # postgres:
-    #   # helm install postgres bitnami/postgresql --version 13.2.18 --set auth.username=trino-lb,auth.password=trino-lb,auth.database=trino_lb
+    #   # helm install postgres bitnami/postgresql --version 13.2.18 --set auth.username=trino-lb,auth.password=trino-lb,auth.database=trino_lb,image.repository=bitnamilegacy/postgresql,volumePermissions.image.repository=bitnamilegacy/os-shell,metrics.image.repository=bitnamilegacy/postgres-exporter,global.security.allowInsecureImages=true
     #   url: postgres://trino-lb:trino-lb@postgres-postgresql.default.svc.cluster.local/trino_lb
     #   maxConnections: 10
   refreshQueryCounterInterval: 30s # It is low for testing purpose and to get frequent running queries metrics