diff --git a/security/base/cert-manager/self-signed-clusterissuer.yaml b/security/base/cert-manager/self-signed-clusterissuer.yaml
index bc873804..c1437584 100644
--- a/security/base/cert-manager/self-signed-clusterissuer.yaml
+++ b/security/base/cert-manager/self-signed-clusterissuer.yaml
@@ -9,7 +9,7 @@ apiVersion: cert-manager.io/v1
 kind: Certificate
 metadata:
   name: private-ca
-  namespace: cert-manager
+  namespace: security
 spec:
   isCA: true
   commonName: private-ca