diff --git a/xos/xos/exceptions.py b/xos/xos/exceptions.py
index ad24708..52badf8 100644
--- a/xos/xos/exceptions.py
+++ b/xos/xos/exceptions.py
@@ -61,3 +61,4 @@
         APIException.__init__(self, {"error": "XOSMissingField",
                             "specific_error": why,
                             "fields": fields})
+