diff --git a/functions/kubernetes/charts/shuffle/templates/backend/backend-svc.yaml b/functions/kubernetes/charts/shuffle/templates/backend/backend-svc.yaml
index d85382e3..990f9410 100644
--- a/functions/kubernetes/charts/shuffle/templates/backend/backend-svc.yaml
+++ b/functions/kubernetes/charts/shuffle/templates/backend/backend-svc.yaml
@@ -15,5 +15,6 @@ spec:
       port: {{ .Values.backend.containerPorts.http }}
       targetPort: http
       protocol: TCP
+      appProtocol: http
   {{- $podLabels := include "common.tplvalues.merge" (dict "values" (list .Values.backend.podLabels .Values.commonLabels) "context" .) }}
   selector: {{- include "shuffle.backend.matchLabels" (dict "customLabels" $podLabels "context" $) | nindent 4 }}
diff --git a/functions/kubernetes/charts/shuffle/templates/frontend/frontend-svc.yaml b/functions/kubernetes/charts/shuffle/templates/frontend/frontend-svc.yaml
index 37b8140d..de2db9fb 100644
--- a/functions/kubernetes/charts/shuffle/templates/frontend/frontend-svc.yaml
+++ b/functions/kubernetes/charts/shuffle/templates/frontend/frontend-svc.yaml
@@ -15,11 +15,13 @@ spec:
       port: {{ .Values.frontend.containerPorts.http }}
       targetPort: http
       protocol: TCP
+      appProtocol: http
     {{- if .Values.frontend.containerPorts.https }}
     - name: https
       port: {{ .Values.frontend.containerPorts.https }}
       targetPort: https
       protocol: TCP
+      appProtocol: https
     {{- end }}
   {{- $podLabels := include "common.tplvalues.merge" (dict "values" (list .Values.frontend.podLabels .Values.commonLabels) "context" .) }}
   selector: {{- include "shuffle.frontend.matchLabels" (dict "customLabels" $podLabels "context" $) | nindent 4 }}