diff --git a/api/handler.py b/api/handler.py
index 03b4d5c..d22165f 100644
--- a/api/handler.py
+++ b/api/handler.py
@@ -118,6 +118,8 @@
                 errHeaders = {
                     403: '403 Authentication failed',
                     404: '404 Resource not found',
+                    444: '444 Empty response',
+                    499: '499 Required Token Missing',
                     500: '500 Internal Server Error',
                     501: '501 Gateway error'
                 }