diff --git a/src/eddn/Gateway.py b/src/eddn/Gateway.py
index e036150..baaedbb 100644
--- a/src/eddn/Gateway.py
+++ b/src/eddn/Gateway.py
@@ -131,6 +131,7 @@ def parse_and_error_handle(data):
         ))
         return 'OK'
     else:
+        response.status = 400
         return "FAIL: " + str(parsed_message) + str(validationResults.messages)