diff --git a/xero b/xero
index 1f0321c..91c0993 160000
--- a/xero
+++ b/xero
@@ -1 +1 @@
-Subproject commit 1f0321c1efd76716281ec6cbedd680007e0a1ee2
+Subproject commit 91c0993d4c17d577547ae470d5739e8f2a3b8928