diff --git a/config/default/templates/smardigo-ocr/ingress.yaml b/config/default/templates/smardigo-ocr/ingress.yaml
index 29235ef..012593f 100644
--- a/config/default/templates/smardigo-ocr/ingress.yaml
+++ b/config/default/templates/smardigo-ocr/ingress.yaml
@@ -9,6 +9,7 @@ metadata:
     nginx.ingress.kubernetes.io/enable-cors: "true"
     nginx.ingress.kubernetes.io/cors-allow-origin: "{{ .Values.smardigo.workflow.host }}"
     nginx.ingress.kubernetes.io/cors-allow-credentials: "true"
+    nginx.ingress.kubernetes.io/cors-allow-headers: Content-Type,Authorization,sma-requested-with
   name: "{{ .Release.Name }}-smardigo-ocr-backend"
 spec:
   rules: