diff --git a/app-of-apps/headscale.yaml b/app-of-apps/headscale.yaml
index 9cba00c..f0e5c7f 100644
--- a/app-of-apps/headscale.yaml
+++ b/app-of-apps/headscale.yaml
@@ -34,5 +34,7 @@ spec:
           value: Prefix
         - name: ingress.hosts[0].host
           value: headscale.martyn.berlin
+        - name: ingress.annotations
+          value: '{nginx.ingress.kubernetes.io/backend-protocol: "HTTPS"}'
         - name: headscale.certmanager.dnsNames[0]
           value: headscale.martyn.berlin