diff --git a/charts/steadybit-extension-stackstate/Chart.yaml b/charts/steadybit-extension-stackstate/Chart.yaml
index e3341b9..d7c64e5 100644
--- a/charts/steadybit-extension-stackstate/Chart.yaml
+++ b/charts/steadybit-extension-stackstate/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v2
 name: steadybit-extension-stackstate
 description: Steadybit stackstate extension Helm chart for Kubernetes.
-version: 1.1.17
+version: 1.1.18
 appVersion: v1.0.19
 home: https://www.steadybit.com/
 icon: https://steadybit-website-assets.s3.amazonaws.com/logo-symbol-transparent.png
diff --git a/charts/steadybit-extension-stackstate/tests/__snapshot__/deployment_test.yaml.snap b/charts/steadybit-extension-stackstate/tests/__snapshot__/deployment_test.yaml.snap
index 90bb7a5..c818062 100644
--- a/charts/steadybit-extension-stackstate/tests/__snapshot__/deployment_test.yaml.snap
+++ b/charts/steadybit-extension-stackstate/tests/__snapshot__/deployment_test.yaml.snap
@@ -500,6 +500,87 @@ manifest should match snapshot with extra labels:
               type: RuntimeDefault
           serviceAccountName: steadybit-extension-stackstate
           volumes: null
+manifest should match snapshot with global priority class:
+  1: |
+    apiVersion: apps/v1
+    kind: Deployment
+    metadata:
+      labels:
+        steadybit.com/discovery-disabled: "true"
+        steadybit.com/extension: "true"
+      name: RELEASE-NAME-steadybit-extension-stackstate
+      namespace: NAMESPACE
+    spec:
+      replicas: 1
+      selector:
+        matchLabels:
+          app.kubernetes.io/instance: RELEASE-NAME
+          app.kubernetes.io/name: steadybit-extension-stackstate
+      template:
+        metadata:
+          annotations:
+            oneagent.dynatrace.com/injection: "false"
+          labels:
+            app.kubernetes.io/instance: RELEASE-NAME
+            app.kubernetes.io/name: steadybit-extension-stackstate
+            steadybit.com/discovery-disabled: "true"
+            steadybit.com/extension: "true"
+        spec:
+          containers:
+            - env:
+                - name: STEADYBIT_LOG_LEVEL
+                  value: INFO
+                - name: STEADYBIT_LOG_FORMAT
+                  value: text
+                - name: STEADYBIT_EXTENSION_SERVICE_TOKEN
+                  valueFrom:
+                    secretKeyRef:
+                      key: service-token
+                      name: steadybit-extension-stackstate
+                - name: STEADYBIT_EXTENSION_API_BASE_URL
+                  value: null
+              image: ghcr.io/steadybit/extension-stackstate:v0.0.0
+              imagePullPolicy: IfNotPresent
+              livenessProbe:
+                failureThreshold: 5
+                httpGet:
+                  path: /health/liveness
+                  port: 8084
+                initialDelaySeconds: 10
+                periodSeconds: 10
+                successThreshold: 1
+                timeoutSeconds: 5
+              name: extension
+              readinessProbe:
+                failureThreshold: 3
+                httpGet:
+                  path: /health/readiness
+                  port: 8084
+                initialDelaySeconds: 10
+                periodSeconds: 10
+                successThreshold: 1
+                timeoutSeconds: 1
+              resources:
+                limits:
+                  cpu: 200m
+                  memory: 128Mi
+                requests:
+                  cpu: 50m
+                  memory: 32Mi
+              securityContext:
+                allowPrivilegeEscalation: false
+                capabilities:
+                  drop:
+                    - ALL
+                readOnlyRootFilesystem: true
+              volumeMounts: null
+          priorityClassName: my-global-priority-class
+          securityContext:
+            runAsNonRoot: true
+            seccompProfile:
+              type: RuntimeDefault
+          serviceAccountName: steadybit-extension-stackstate
+          volumes: null
 manifest should match snapshot with mutual TLS:
   1: |
     apiVersion: apps/v1
diff --git a/charts/steadybit-extension-stackstate/tests/deployment_test.yaml b/charts/steadybit-extension-stackstate/tests/deployment_test.yaml
index 4e16d5e..7535f6b 100644
--- a/charts/steadybit-extension-stackstate/tests/deployment_test.yaml
+++ b/charts/steadybit-extension-stackstate/tests/deployment_test.yaml
@@ -106,3 +106,11 @@ tests:
       priorityClassName: my-priority-class
     asserts:
       - matchSnapshot: {}
+
+  - it: manifest should match snapshot with global priority class
+    set:
+      global:
+        priorityClassName: my-global-priority-class
+    asserts:
+      - matchSnapshot: {}
+