diff --git a/webhosting-operator/config/monitoring/kube-prometheus/kustomization.yaml b/webhosting-operator/config/monitoring/kube-prometheus/kustomization.yaml
index dce10b9e..628d5523 100644
--- a/webhosting-operator/config/monitoring/kube-prometheus/kustomization.yaml
+++ b/webhosting-operator/config/monitoring/kube-prometheus/kustomization.yaml
@@ -47,7 +47,6 @@ resources:
 - prometheus-clusterRole.yaml
 - prometheus-clusterRoleBinding.yaml
 - prometheus-networkPolicy.yaml
-- prometheus-podDisruptionBudget.yaml
 - prometheus-prometheus.yaml
 - prometheus-prometheusRule.yaml
 - prometheus-roleBindingConfig.yaml
diff --git a/webhosting-operator/config/monitoring/kube-prometheus/prometheus-podDisruptionBudget.yaml b/webhosting-operator/config/monitoring/kube-prometheus/prometheus-podDisruptionBudget.yaml
deleted file mode 100644
index 7e3e656f..00000000
--- a/webhosting-operator/config/monitoring/kube-prometheus/prometheus-podDisruptionBudget.yaml
+++ /dev/null
@@ -1,19 +0,0 @@
-apiVersion: policy/v1
-kind: PodDisruptionBudget
-metadata:
-  labels:
-    app.kubernetes.io/component: prometheus
-    app.kubernetes.io/instance: k8s
-    app.kubernetes.io/name: prometheus
-    app.kubernetes.io/part-of: kube-prometheus
-    app.kubernetes.io/version: 2.41.0
-  name: prometheus-k8s
-  namespace: monitoring
-spec:
-  minAvailable: 1
-  selector:
-    matchLabels:
-      app.kubernetes.io/component: prometheus
-      app.kubernetes.io/instance: k8s
-      app.kubernetes.io/name: prometheus
-      app.kubernetes.io/part-of: kube-prometheus
diff --git a/webhosting-operator/config/monitoring/update.sh b/webhosting-operator/config/monitoring/update.sh
index 8da477cc..4cf5d003 100755
--- a/webhosting-operator/config/monitoring/update.sh
+++ b/webhosting-operator/config/monitoring/update.sh
@@ -61,6 +61,8 @@ rm -rf setup
 rm alertmanager-*.yaml
 # this will override metrics-server APIService (conflicts with gardener-resource-manager), drop it
 rm prometheusAdapter-apiService.yaml
+# PDB with minAvailable=1 for a single-replica StatefulSet blocks rolling node upgrades forever
+rm prometheus-podDisruptionBudget.yaml
 
 cat <<EOF > README.md
 The manifests in this directory were downloaded from
diff --git a/webhosting-operator/shoot.yaml b/webhosting-operator/shoot.yaml
index 43dfaab2..c9d40576 100644
--- a/webhosting-operator/shoot.yaml
+++ b/webhosting-operator/shoot.yaml
@@ -18,7 +18,7 @@ spec:
       nodeCIDRMaskSize: 20
     kubeProxy:
       mode: IPTables
-    version: "1.26"
+    version: "1.27"
     verticalPodAutoscaler:
       enabled: true
   maintenance: