diff --git a/app-of-apps/headscale.yaml b/app-of-apps/headscale.yaml
index 51c23ab..78c9b23 100644
--- a/app-of-apps/headscale.yaml
+++ b/app-of-apps/headscale.yaml
@@ -28,3 +28,5 @@ spec:
           value: nginx
         - name: ingress.hosts[0].host
           value: headscale.martyn.berlin
+        - name: headscale.certmanager.dnsNames[0]
+          value: headscale.martyn.berlin