diff --git a/README.md b/README.md
index 161f4a7..b8dc8f7 100644
--- a/README.md
+++ b/README.md
@@ -563,8 +563,12 @@ After successfull setup perform a TLS-test:
 ```
 helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
 helm repo update
-kubectl create ns prom
-helm install --namespace prom -f values.yaml prom-stack prometheus-community/kube-prometheus-stack
+kubectl create ns prom-stack
+
+# download values file for prometheus helm chart and replace any occurence of %MASTER_NODE_IPV4_ADDR% with IPv4 address of your cluster master node
+wget https://gitea.zwackl.de/dominik/k3s/raw/branch/master/prometheus-values.yaml
+
+helm install --namespace prom-stack -f prometheus-values.yaml prom-stack prometheus-community/kube-prometheus-stack
 
 # access web ui at http://localhost:8080 OR configure an ingress instance
 kubectl -n prom port-forward service/prom-stack-grafana 8080:80