diff --git a/Dockerfile b/Dockerfile
index 139073f..4130f64 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,3 @@
-# build stage
 FROM golang:1.23 AS build-env
 WORKDIR /app
 COPY  . /app
diff --git a/Makefile b/Makefile
index eb6a832..bf8a169 100644
--- a/Makefile
+++ b/Makefile
@@ -74,3 +74,16 @@ e2e-cleanup:
 	@k3d cluster delete cosign-tests || echo "Deleting cosign tests k3d cluster failed. Continuing..."
 	@rm -f cosign.pub cosign.key second.pub second.key || echo "Removing files failed. Continuing..."
 	@echo "Done."
+
+#############
+### CHART ###
+#############
+
+.PHONY: chart-lint chart
+chart-lint:
+	@echo "Linting chart..."
+	@helm lint chart
+
+chart:
+	@echo "Packaging chart..."
+	@helm package chart
diff --git a/chart/Chart.yaml b/chart/Chart.yaml
index d076a52..3ddca80 100644
--- a/chart/Chart.yaml
+++ b/chart/Chart.yaml
@@ -2,12 +2,12 @@ apiVersion: v2
 name: cosignwebhook
 description: A Helm chart for Cosign Webhook Admission Controller
 type: application
-version: 4.1.0
+version: 4.1.1
 appVersion: "4.3.0"
 maintainers:
-  - name: eumel8
-    email: f.kloeker@telekom.de
-    url: https://www.telekom.com
-  - name: puffitos
-    email: bruno.bressi@telekom.de
-    url: https://www.telekom.com
+- name: eumel8
+  email: f.kloeker@telekom.de
+  url: https://www.telekom.com
+- name: puffitos
+  email: bruno.bressi@telekom.de
+  url: https://www.telekom.com
diff --git a/chart/templates/admission.yaml b/chart/templates/admission.yaml
index aa55643..b054ef3 100644
--- a/chart/templates/admission.yaml
+++ b/chart/templates/admission.yaml
@@ -21,6 +21,7 @@ webhooks:
   - admissionReviewVersions:
     - v1
     name: {{ .Values.admission.webhook.name }}
+    matchPolicy: {{ .Values.admission.matchPolicy }}
     namespaceSelector:
       matchExpressions:
         - key: kubernetes.io/metadata.name
@@ -31,11 +32,15 @@ webhooks:
         name: {{ include "cosignwebhook.fullname" . }}
         namespace: {{ .Release.Namespace | default "default" }}
         path: "/validate"
+        port: 443
       caBundle: {{ $ca.Cert | b64enc }}
     rules:
       - operations: ["CREATE","UPDATE"]
         apiGroups: [""]
         apiVersions: ["v1"]
         resources: ["pods"]
+        scope: "*"
+    objectSelector: {}
     failurePolicy: {{ .Values.admission.failurePolicy }}
     sideEffects: {{ .Values.admission.sideEffects }}
+    timeoutSeconds: {{ .Values.admission.timeoutSeconds }}
diff --git a/chart/values.yaml b/chart/values.yaml
index d181ffa..a51ab23 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -25,6 +25,9 @@ admission:
     name: webhook.example.com
   # list of excluded namespaces, comma-separated
   # exclude: default, kube-system, cattle-system
+  exclude: ""
+  matchPolicy: Equivalent
+  timeoutSeconds: 10
 
 podAnnotations: {}