diff --git a/manifests/function/k8scontrol/replacements/generated-secrets.yaml b/manifests/function/k8scontrol/replacements/generated-secrets.yaml
index cd1eba013..767e5206c 100644
--- a/manifests/function/k8scontrol/replacements/generated-secrets.yaml
+++ b/manifests/function/k8scontrol/replacements/generated-secrets.yaml
@@ -17,4 +17,4 @@ replacements:
       kind: KubeadmControlPlane
       name: cluster-controlplane
     fieldrefs:
-      - "spec.kubeadmConfigSpec.users[name=ubuntu].sshAuthorizedKeys[0]%REPLACE_HOST_SSH_KEY%"
+      - "spec.kubeadmConfigSpec.users[name=deployer].sshAuthorizedKeys[0]%REPLACE_HOST_SSH_KEY%"