diff --git a/app/services/whatsapp/unoapi_webhook_setup_service.rb b/app/services/whatsapp/unoapi_webhook_setup_service.rb
index 12a0dc246af89..aacf60ffcf6d9 100644
--- a/app/services/whatsapp/unoapi_webhook_setup_service.rb
+++ b/app/services/whatsapp/unoapi_webhook_setup_service.rb
@@ -65,7 +65,7 @@ def url(whatsapp_channel)
 
   def headers(whatsapp_channel)
     {
-      Authorization: GlobalConfigService.load('UNOAPI_AUTH_TOKEN', whatsapp_channel.provider_config['api_key']),
+      Authorization: ENV.fetch('UNOAPI_AUTH_TOKEN', whatsapp_channel.provider_config['api_key']),
       'Content-Type': 'application/json'
     }
   end