diff --git a/charts/anka-build-cloud/Chart.yaml b/charts/anka-build-cloud/Chart.yaml
index 78d4eb3..daea15d 100644
--- a/charts/anka-build-cloud/Chart.yaml
+++ b/charts/anka-build-cloud/Chart.yaml
@@ -1,5 +1,5 @@
 type: application
-version: 0.6.0
+version: 0.6.1
 apiVersion: v2
 name: anka-build-cloud
 appVersion: "1.40.0"
diff --git a/charts/anka-build-cloud/templates/service.yaml b/charts/anka-build-cloud/templates/service.yaml
index 10806af..0772b3e 100644
--- a/charts/anka-build-cloud/templates/service.yaml
+++ b/charts/anka-build-cloud/templates/service.yaml
@@ -110,7 +110,6 @@ metadata:
   name: controller
   annotations:
     {{- if .Values.registry.ingressNginxAuthTLSSecretName }}
-    nginx.ingress.kubernetes.io/backend-protocol: "HTTPS"
     nginx.ingress.kubernetes.io/auth-tls-secret: "{{ .Values.controller.ingressNginxAuthTLSSecretName }}"
     nginx.ingress.kubernetes.io/auth-tls-pass-certificate-to-upstream: "true"
     nginx.ingress.kubernetes.io/auth-tls-verify-client: "optional"
@@ -149,7 +148,6 @@ metadata:
   name: registry
   annotations:
     {{- if .Values.registry.ingressNginxAuthTLSSecretName }}
-    nginx.ingress.kubernetes.io/backend-protocol: "HTTPS"
     nginx.ingress.kubernetes.io/auth-tls-secret: "{{ .Values.registry.ingressNginxAuthTLSSecretName }}"
     nginx.ingress.kubernetes.io/auth-tls-pass-certificate-to-upstream: "true"
     nginx.ingress.kubernetes.io/auth-tls-verify-client: "optional"