diff --git a/helm/alfresco-content-services/Chart.lock b/helm/alfresco-content-services/Chart.lock
index 038b743b7..e3675c476 100644
--- a/helm/alfresco-content-services/Chart.lock
+++ b/helm/alfresco-content-services/Chart.lock
@@ -46,15 +46,15 @@ dependencies:
   version: 3.0.0
 - name: elasticsearch
   repository: https://helm.elastic.co
-  version: 7.17.3
+  version: 8.5.1
 - name: elasticsearch
   repository: https://helm.elastic.co
-  version: 7.17.3
+  version: 8.5.1
 - name: kibana
   repository: https://helm.elastic.co
   version: 7.17.3
 - name: alfresco-audit-storage
   repository: https://alfresco.github.io/alfresco-helm-charts/
   version: 0.1.0
-digest: sha256:50a1e25c116694192ff6f36c308044aa95e86ee3c32fe1d5086a5deb16c6f1fa
-generated: "2024-12-09T17:06:57.719871+01:00"
+digest: sha256:3f0d090df685ebce075e7d84e36406cbcc0d84ff435e2dd506be1484b8bec447
+generated: "2024-12-09T17:31:36.026451+01:00"
diff --git a/helm/alfresco-content-services/Chart.yaml b/helm/alfresco-content-services/Chart.yaml
index 177a40aa9..4c0fc549a 100644
--- a/helm/alfresco-content-services/Chart.yaml
+++ b/helm/alfresco-content-services/Chart.yaml
@@ -83,12 +83,12 @@ dependencies:
     condition: alfresco-ai-transformer.enabled
   - name: elasticsearch
     repository: https://helm.elastic.co
-    version: 7.17.3
+    version: 8.5.1
     condition: elasticsearch.enabled
   - name: elasticsearch
     alias: elasticsearch-audit
     repository: https://helm.elastic.co
-    version: 7.17.3
+    version: 8.5.1
     condition: elasticsearch-audit.enabled
   - name: kibana
     alias: kibana-audit
diff --git a/helm/alfresco-content-services/README.md b/helm/alfresco-content-services/README.md
index 334819ed2..69a4054c5 100644
--- a/helm/alfresco-content-services/README.md
+++ b/helm/alfresco-content-services/README.md
@@ -36,8 +36,8 @@ Please refer to the [documentation](https://github.com/Alfresco/acs-deployment/b
 | https://alfresco.github.io/alfresco-helm-charts/ | share(alfresco-share) | 1.2.0 |
 | https://alfresco.github.io/alfresco-helm-charts/ | alfresco-sync-service | 6.1.0 |
 | https://alfresco.github.io/alfresco-helm-charts/ | alfresco-transform-service | 2.1.2 |
-| https://helm.elastic.co | elasticsearch | 7.17.3 |
-| https://helm.elastic.co | elasticsearch-audit(elasticsearch) | 7.17.3 |
+| https://helm.elastic.co | elasticsearch | 8.5.1 |
+| https://helm.elastic.co | elasticsearch-audit(elasticsearch) | 8.5.1 |
 | https://helm.elastic.co | kibana-audit(kibana) | 7.17.3 |
 | oci://registry-1.docker.io/bitnamicharts | postgresql-sync(postgresql) | 12.8.5 |
 | oci://registry-1.docker.io/bitnamicharts | postgresql | 12.8.5 |
diff --git a/helm/alfresco-content-services/templates/secret-aas-elasticearch.yaml b/helm/alfresco-content-services/templates/secret-aas-elasticearch.yaml
index 5563f8967..a4ecdc4ce 100644
--- a/helm/alfresco-content-services/templates/secret-aas-elasticearch.yaml
+++ b/helm/alfresco-content-services/templates/secret-aas-elasticearch.yaml
@@ -8,7 +8,7 @@ metadata:
     {{- include "alfresco-content-services.labels" $ | nindent 4 }}
 type: Opaque
 data:
-  AUDIT_ELASTICSEARCH_USERNAME: {{ .username | default "elastic" | b64enc | quote }}
-  AUDIT_ELASTICSEARCH_PASSWORD: {{ .password | default "elastic" | b64enc | quote }}
+  AUDIT_ELASTICSEARCH_USERNAME: {{ .username | default "elasticuser" | b64enc | quote }}
+  AUDIT_ELASTICSEARCH_PASSWORD: {{ .password | default "elasticpassword" | b64enc | quote }}
 {{- end }}
 {{- end }}