diff --git a/charts/pdp/Chart.yaml b/charts/pdp/Chart.yaml
index 20322cf2..ac9815e2 100644
--- a/charts/pdp/Chart.yaml
+++ b/charts/pdp/Chart.yaml
@@ -1,13 +1,14 @@
 apiVersion: v2
 name: pdp
-description: An official Helm chart for Permit.io PDP (Policy Decision Point) with OpenShift support
-version: 0.0.5
+description: An official Helm chart for Permit.io PDP (Policy Decision Point) with OpenShift support and configurable ports
+version: 0.0.6
 keywords:
   - policy
   - authorization
   - security
   - permit
   - openshift
+  - grpc
 maintainers:
   - name: Permit.io
     url: https://permit.io
diff --git a/charts/pdp/templates/deployment.yaml b/charts/pdp/templates/deployment.yaml
index 3269e2a4..214cea11 100644
--- a/charts/pdp/templates/deployment.yaml
+++ b/charts/pdp/templates/deployment.yaml
@@ -45,6 +45,10 @@ spec:
           {{- end }}
           ports:
             - containerPort: {{ .Values.pdp.port }}
+            {{- range .Values.pdp.additionalPorts }}
+            - name: {{ .name }}
+              containerPort: {{ .targetPort }}
+            {{- end }}
           env:
             - name: PDP_API_KEY
               valueFrom:
diff --git a/charts/pdp/templates/service.yaml b/charts/pdp/templates/service.yaml
index f83791d1..3cfc33d6 100644
--- a/charts/pdp/templates/service.yaml
+++ b/charts/pdp/templates/service.yaml
@@ -14,6 +14,13 @@ spec:
   selector:
     {{- include "pdp.selectorLabels" . | nindent 4 }}
   ports:
-    - protocol: TCP
+    - name: http
+      protocol: TCP
       port: {{ .Values.pdp.port }}
       targetPort: 7000
+    {{- range .Values.pdp.additionalPorts }}
+    - name: {{ .name }}
+      port: {{ .port }}
+      targetPort: {{ .targetPort }}
+      protocol: TCP
+    {{- end }}
diff --git a/charts/pdp/values.yaml b/charts/pdp/values.yaml
index a7b80d6c..49aebdf7 100644
--- a/charts/pdp/values.yaml
+++ b/charts/pdp/values.yaml
@@ -6,6 +6,10 @@ pdp:
     []
     # - name: custom_env
     #   value: "custom_env"
+    #
+    # Example - enable Envoy gRPC ext_authz on port 9191 (requires PDP >= 0.9.10):
+    # - name: PDP_OPA_PLUGINS
+    #   value: '{"permit_graph":{},"envoy_ext_authz_grpc":{"addr":":9191","path":"permit/root"}}'
   ApiKey: "<your PDP API Key>"
 
   # Use an existing secret for the API key instead of creating one
@@ -14,6 +18,12 @@ pdp:
   #   name: "my-existing-secret"
   #   key: "api-key"
   port: 7766
+  # Example - expose Envoy gRPC ext_authz port (requires PDP_OPA_PLUGINS env var above):
+  #   additionalPorts:
+  #     - name: grpc
+  #       port: 9191
+  #       targetPort: 9191
+  additionalPorts: []
   replicas: 1
   image:
     repository: permitio/pdp-v2