diff --git a/cert-manager/base/cert-manager-issuer.yml b/cert-manager/base/cert-manager-issuer.yml
index 1301569..372774b 100644
--- a/cert-manager/base/cert-manager-issuer.yml
+++ b/cert-manager/base/cert-manager-issuer.yml
@@ -2,7 +2,7 @@ apiVersion: cert-manager.io/v1
 kind: ClusterIssuer
 metadata:
   name: letsencrypt
-  namespace: kube-system
+  namespace: cert-manager
 spec:
   acme:
     # The ACME server URL
diff --git a/cert-manager/base/kustomization.yaml b/cert-manager/base/kustomization.yaml
index b15ce55..0fccc00 100644
--- a/cert-manager/base/kustomization.yaml
+++ b/cert-manager/base/kustomization.yaml
@@ -1,7 +1,7 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 
-namespace: kube-system
+namespace: cert-manager
 resources:
 - https://github.com/cert-manager/cert-manager/releases/download/v1.16.1/cert-manager.yaml
 - cert-manager-issuer.yml