diff --git a/graphql_django_view/__init__.py b/graphql_django_view/__init__.py
index ec0da8f..0fec1fd 100644
--- a/graphql_django_view/__init__.py
+++ b/graphql_django_view/__init__.py
@@ -90,7 +90,8 @@ def parse_body(self, request):
         elif content_type in ['application/x-www-form-urlencoded', 'multipart/form-data']:
             return request.POST
 
-        return {}
+        else:
+            raise HttpError(HttpResponseBadRequest('Unrecognized content-type: {}'.format(content_type)))
 
     def execute(self, *args, **kwargs):
         return execute(self.schema, *args, **kwargs)