diff --git a/cert-manager/cert-manager.yaml b/cert-manager/cert-manager.yaml
index ac8e6f7..ac222aa 100644
--- a/cert-manager/cert-manager.yaml
+++ b/cert-manager/cert-manager.yaml
@@ -6322,7 +6322,6 @@ spec:
           - --v=2
           - --cluster-resource-namespace=$(POD_NAMESPACE)
           - --leader-election-namespace=kube-system
-          - --webhook-namespace=$(POD_NAMESPACE)
           - --webhook-ca-secret=cert-manager-webhook-ca
           - --webhook-serving-secret=cert-manager-webhook-tls
           - --webhook-dns-names=cert-manager-webhook,cert-manager-webhook.cert-manager,cert-manager-webhook.cert-manager.svc