diff --git a/keystone b/keystone
index 72c6ee787f..1e7ecca881 160000
--- a/keystone
+++ b/keystone
@@ -1 +1 @@
-Subproject commit 72c6ee787fa1c1c8938cac9496096b444c6c7011
+Subproject commit 1e7ecca881a51144d61ae8026e1a77d6669997e2