diff --git a/deployment/helm/ditto/Chart.yaml b/deployment/helm/ditto/Chart.yaml
index 09243ed44f..533ae484fa 100644
--- a/deployment/helm/ditto/Chart.yaml
+++ b/deployment/helm/ditto/Chart.yaml
@@ -16,7 +16,7 @@ description: |
   A digital twin is a virtual, cloud based, representation of his real world counterpart
   (real world “Things”, e.g. devices like sensors, smart heating, connected cars, smart grids, EV charging stations etc).
 type: application
-version: 3.3.7  # chart version is effectively set by release-job
+version: 3.3.8  # chart version is effectively set by release-job
 appVersion: 3.3.6
 keywords:
   - iot-chart
diff --git a/deployment/helm/ditto/templates/connectivity-deployment.yaml b/deployment/helm/ditto/templates/connectivity-deployment.yaml
index 8b967339c0..fabc2a28c6 100644
--- a/deployment/helm/ditto/templates/connectivity-deployment.yaml
+++ b/deployment/helm/ditto/templates/connectivity-deployment.yaml
@@ -303,6 +303,7 @@ spec:
             runAsGroup: 1000
             allowPrivilegeEscalation: false
           {{- end }}
+      priorityClassName: "{{ .Values.connectivity.priorityClassName }}"
       {{- with .Values.connectivity.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
diff --git a/deployment/helm/ditto/templates/gateway-deployment.yaml b/deployment/helm/ditto/templates/gateway-deployment.yaml
index 30c0efe025..2dfe30c09a 100644
--- a/deployment/helm/ditto/templates/gateway-deployment.yaml
+++ b/deployment/helm/ditto/templates/gateway-deployment.yaml
@@ -273,6 +273,7 @@ spec:
             runAsGroup: 1000
             allowPrivilegeEscalation: false
           {{- end }}
+      priorityClassName: "{{ .Values.gateway.priorityClassName }}"
       {{- with .Values.gateway.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
diff --git a/deployment/helm/ditto/templates/nginx-deployment.yaml b/deployment/helm/ditto/templates/nginx-deployment.yaml
index 47f6306a8d..db106a74b6 100644
--- a/deployment/helm/ditto/templates/nginx-deployment.yaml
+++ b/deployment/helm/ditto/templates/nginx-deployment.yaml
@@ -141,6 +141,7 @@ spec:
           emptyDir: {}
         - name: nginx-run
           emptyDir: {}
+      priorityClassName: "{{ .Values.nginx.priorityClassName }}"
       {{- with .Values.nginx.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
diff --git a/deployment/helm/ditto/templates/policies-deployment.yaml b/deployment/helm/ditto/templates/policies-deployment.yaml
index d97ffb0694..dd75b18948 100644
--- a/deployment/helm/ditto/templates/policies-deployment.yaml
+++ b/deployment/helm/ditto/templates/policies-deployment.yaml
@@ -290,6 +290,7 @@ spec:
             runAsGroup: 1000
             allowPrivilegeEscalation: false
           {{- end }}
+      priorityClassName: "{{ .Values.policies.priorityClassName }}"
       {{- with .Values.policies.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
diff --git a/deployment/helm/ditto/templates/things-deployment.yaml b/deployment/helm/ditto/templates/things-deployment.yaml
index f741898bfc..bb5c69394e 100644
--- a/deployment/helm/ditto/templates/things-deployment.yaml
+++ b/deployment/helm/ditto/templates/things-deployment.yaml
@@ -294,6 +294,7 @@ spec:
             runAsGroup: 1000
             allowPrivilegeEscalation: false
           {{- end }}
+      priorityClassName: "{{ .Values.things.priorityClassName }}"
       {{- with .Values.things.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
diff --git a/deployment/helm/ditto/templates/thingssearch-deployment.yaml b/deployment/helm/ditto/templates/thingssearch-deployment.yaml
index 6055855bab..f7a44f42c5 100644
--- a/deployment/helm/ditto/templates/thingssearch-deployment.yaml
+++ b/deployment/helm/ditto/templates/thingssearch-deployment.yaml
@@ -274,6 +274,7 @@ spec:
             runAsGroup: 1000
             allowPrivilegeEscalation: false
           {{- end }}
+      priorityClassName: "{{ .Values.thingsSearch.priorityClassName }}"
       {{- with .Values.thingsSearch.nodeSelector }}
       nodeSelector:
         {{- toYaml . | nindent 8 }}
diff --git a/deployment/helm/ditto/values.yaml b/deployment/helm/ditto/values.yaml
index 3429faa967..c0b9d300ac 100644
--- a/deployment/helm/ditto/values.yaml
+++ b/deployment/helm/ditto/values.yaml
@@ -486,6 +486,9 @@ policies:
     enabled: true
     # minAvailable number of replicas during voluntary disruptions
     minAvailable: 1
+  # priorityClassName configuration for policies
+  #  ref: https://kubernetes.io/docs/concepts/scheduling-eviction/pod-priority-preemption/#priorityclass
+  priorityClassName: ""
   # nodeSelector configuration for policies
   #  ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
   nodeSelector: {}
@@ -686,6 +689,9 @@ things:
     enabled: true
     # minAvailable number of replicas during voluntary disruptions
     minAvailable: 1
+  # priorityClassName configuration for policies
+  #  ref: https://kubernetes.io/docs/concepts/scheduling-eviction/pod-priority-preemption/#priorityclass
+  priorityClassName: ""
   # nodeSelector configuration for things
   #  ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
   nodeSelector: {}
@@ -908,6 +914,9 @@ thingsSearch:
     enabled: true
     # minAvailable number of replicas during voluntary disruptions
     minAvailable: 1
+  # priorityClassName configuration for policies
+  #  ref: https://kubernetes.io/docs/concepts/scheduling-eviction/pod-priority-preemption/#priorityclass
+  priorityClassName: ""
   # nodeSelector configuration for things-search
   #  ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
   nodeSelector: {}
@@ -1090,6 +1099,9 @@ connectivity:
     enabled: true
     # minAvailable number of replicas during voluntary disruptions
     minAvailable: 1
+  # priorityClassName configuration for policies
+  #  ref: https://kubernetes.io/docs/concepts/scheduling-eviction/pod-priority-preemption/#priorityclass
+  priorityClassName: ""
   # nodeSelector configuration for connectivity
   #  ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
   nodeSelector: {}
@@ -1355,6 +1367,9 @@ gateway:
     enabled: true
     # minAvailable number of replicas during voluntary disruptions
     minAvailable: 1
+  # priorityClassName configuration for policies
+  #  ref: https://kubernetes.io/docs/concepts/scheduling-eviction/pod-priority-preemption/#priorityclass
+  priorityClassName: ""
   # nodeSelector configuration for gateway
   #  ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
   nodeSelector: {}
@@ -1518,6 +1533,9 @@ nginx:
     #  nodePort: 30080
     # annotations to add arbitrary annotations to nginx service
     annotations: {}
+  # priorityClassName configuration for policies
+  #  ref: https://kubernetes.io/docs/concepts/scheduling-eviction/pod-priority-preemption/#priorityclass
+  priorityClassName: ""
   # nodeSelector configuration for nginx
   #  ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
   nodeSelector: {}