diff --git a/projects/grafana/values/kube-prometheus-stack.yaml b/projects/grafana/values/kube-prometheus-stack.yaml
index de5c6e1a..c2f7b9c1 100644
--- a/projects/grafana/values/kube-prometheus-stack.yaml
+++ b/projects/grafana/values/kube-prometheus-stack.yaml
@@ -1497,7 +1497,7 @@ prometheusOperator:
       enabled: true
       image:
         repository: k8s.gcr.io/ingress-nginx/kube-webhook-certgen
-        tag: v1.1.1
+        tag: v1.2.0
         sha: ""
         pullPolicy: IfNotPresent
       resources: {}