diff --git a/deployments/ssl/certmanager.yaml b/deployments/ssl/certmanager.yaml
index efd0e56..673fe73 100644
--- a/deployments/ssl/certmanager.yaml
+++ b/deployments/ssl/certmanager.yaml
@@ -45,9 +45,9 @@ spec:
           nameserver: hawke.hxst.com.au:53
           tsigSecretSecretRef:
             name: hawke-tsig
-            key: tsig-secret
+            key:  hxme-update-key
           tsigAlgorithm: HMACSHA256
-          tsigKeyName: externaldns-key
+          tsigKeyName: hxme-update-key
 ---
 apiVersion: cert-manager.io/v1
 kind: Certificate