diff --git a/charts/dial-core/Chart.yaml b/charts/dial-core/Chart.yaml
index 53c19fa..4cc41d3 100644
--- a/charts/dial-core/Chart.yaml
+++ b/charts/dial-core/Chart.yaml
@@ -8,12 +8,12 @@ dependencies:
     repository: https://charts.bitnami.com/bitnami
     tags:
       - bitnami-common
-    version: 2.14.1
+    version: 2.26.0
   - name: redis-cluster
     repository: https://charts.bitnami.com/bitnami
     alias: redis
     condition: redis.enabled
-    version: 9.1.5
+    version: 11.0.6
 description: Helm chart for dial core
 home: https://epam-rail.com
 icon: "https://docs.epam-rail.com/img/favicon.ico"
@@ -26,4 +26,4 @@ maintainers:
 name: dial-core
 sources:
   - https://github.com/epam/ai-dial-helm/tree/main/charts/dial-core
-version: 3.0.2
+version: 4.0.0
diff --git a/charts/dial-core/README.md b/charts/dial-core/README.md
index 62af868..223c2ef 100644
--- a/charts/dial-core/README.md
+++ b/charts/dial-core/README.md
@@ -1,6 +1,6 @@
 # dial-core
 
-![Version: 3.0.2](https://img.shields.io/badge/Version-3.0.2-informational?style=flat-square) ![AppVersion: 1.0](https://img.shields.io/badge/AppVersion-1.0-informational?style=flat-square)
+![Version: 4.0.0](https://img.shields.io/badge/Version-4.0.0-informational?style=flat-square) ![AppVersion: 1.0](https://img.shields.io/badge/AppVersion-1.0-informational?style=flat-square)
 
 Helm chart for dial core
 
@@ -23,8 +23,8 @@ Kubernetes: `>=1.23.0-0`
 
 | Repository | Name | Version |
 |------------|------|---------|
-| https://charts.bitnami.com/bitnami | common | 2.14.1 |
-| https://charts.bitnami.com/bitnami | redis(redis-cluster) | 9.1.5 |
+| https://charts.bitnami.com/bitnami | common | 2.26.0 |
+| https://charts.bitnami.com/bitnami | redis(redis-cluster) | 11.0.6 |
 
 ## Installing the Chart
 
@@ -248,6 +248,17 @@ helm install my-release dial/dial-core -f values.yaml
 
 ## Upgrading
 
+### To 4.0.0
+
+Bumping the major version to highlight Redis `7.2.4` --> `7.4.1` upgrade. No actions required, however you may want to check [Redis® 7.4 release notes](https://raw.githubusercontent.com/redis/redis/7.4/00-RELEASENOTES) for specific details.
+
+As for `redis-cluster` helm chart, following security defaults changed:
+
+- `runAsGroup` is changed from `0` to `1001`
+- `readOnlyRootFilesystem` is set to `true`
+
+This could potentially break any customization or init scripts used in your deployment. If this is the case, change the default values to the previous ones.
+
 ### To 3.0.0
 
 **IMPORTANT**: Manual Action Required for Self-Managed Secrets
diff --git a/charts/dial-core/README.md.gotmpl b/charts/dial-core/README.md.gotmpl
index 82ae876..b02ebb5 100644
--- a/charts/dial-core/README.md.gotmpl
+++ b/charts/dial-core/README.md.gotmpl
@@ -70,6 +70,17 @@ helm install my-release dial/dial-core -f values.yaml
 
 ## Upgrading
 
+### To 4.0.0
+
+Bumping the major version to highlight Redis `7.2.4` --> `7.4.1` upgrade. No actions required, however you may want to check [Redis® 7.4 release notes](https://raw.githubusercontent.com/redis/redis/7.4/00-RELEASENOTES) for specific details.
+
+As for `redis-cluster` helm chart, following security defaults changed:
+
+- `runAsGroup` is changed from `0` to `1001`
+- `readOnlyRootFilesystem` is set to `true`
+
+This could potentially break any customization or init scripts used in your deployment. If this is the case, change the default values to the previous ones.
+
 ### To 3.0.0
 
 **IMPORTANT**: Manual Action Required for Self-Managed Secrets