diff --git a/plugins/scheduler-k3s/templates/chart/cluster-issuer.yaml b/plugins/scheduler-k3s/templates/chart/cluster-issuer.yaml
index 30fe0a2f7..473136251 100644
--- a/plugins/scheduler-k3s/templates/chart/cluster-issuer.yaml
+++ b/plugins/scheduler-k3s/templates/chart/cluster-issuer.yaml
@@ -4,6 +4,8 @@
 apiVersion: cert-manager.io/v1
 kind: ClusterIssuer
 metadata:
+  annotations:
+    dokku.com/managed: "true"
   name: {{ $config.name }}
 spec:
   acme: