diff --git a/voltha/Chart.yaml b/voltha/Chart.yaml
index 7a7e54f..c293685 100644
--- a/voltha/Chart.yaml
+++ b/voltha/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha"
-version: "2.9.0"
+version: "2.9.1"
 description: "A Helm chart for Voltha based on K8S resources in Voltha project"
 keywords:
   - "onf"
@@ -33,4 +33,4 @@
 
 # app version applies to multiple components with potentially different
 # container image versions
-appVersion: "2.7-dev"
+appVersion: "2.8-dev"
diff --git a/voltha/templates/core-deploy.yaml b/voltha/templates/core-deploy.yaml
index f10d8b9..ba729f5 100644
--- a/voltha/templates/core-deploy.yaml
+++ b/voltha/templates/core-deploy.yaml
@@ -101,6 +101,7 @@
             - "--trace_enabled={{ .Values.global.tracing.enabled }}"
             - "--trace_agent_address={{ tpl .Values.services.tracing_agent.address . }}"
             - "--log_correlation_enabled={{ .Values.global.log_correlation.enabled }}"
+            - "--stack_id={{ tpl .Values.rw_core.stack_id . }}"
           ports:
             - containerPort: 50057
               name: grpc
diff --git a/voltha/values.yaml b/voltha/values.yaml
index e7e5879..6fa6fcc 100644
--- a/voltha/values.yaml
+++ b/voltha/values.yaml
@@ -80,6 +80,7 @@
   timeout_long_request: '{{ .Values.global.rw_core.timeout }}'
   timeout_request: '{{ .Values.global.rw_core.timeout }}'
   kv_store_data_prefix: 'service/{{ .Values.global.stack_name }}_voltha'
+  stack_id: "{{ .Values.global.stack_name }}"
   topics:
     core_topic: "{{ .Values.global.stack_name }}_rwcore"
 
@@ -97,7 +98,7 @@
   rw_core:
     registry: '{{ .Values.global.image_registry }}'
     repository: '{{ .Values.global.image_org }}voltha-rw-core'
-    tag: '{{- if hasKey .Values.global "image_tag" }}{{- if .Values.global.image_tag }}{{ .Values.global.image_tag }}{{- else }}2.7.0{{- end }}{{- else }}2.7.0{{- end }}'
+    tag: '{{- if hasKey .Values.global "image_tag" }}{{- if .Values.global.image_tag }}{{ .Values.global.image_tag }}{{- else }}2.8.1{{- end }}{{- else }}2.8.1{{- end }}'
     pullPolicy: '{{ .Values.global.image_pullPolicy }}'
 
 ingress: