diff --git a/keystonemiddleware b/keystonemiddleware
index f88d07f953..2ff74894c8 160000
--- a/keystonemiddleware
+++ b/keystonemiddleware
@@ -1 +1 @@
-Subproject commit f88d07f9539990c9c55c8b1ffdd9727ae1ac1369
+Subproject commit 2ff74894c81cdc266c97d3aa99b055193cc3ee2b