diff --git a/keystone b/keystone
index 8d31705806..6d306d936a 160000
--- a/keystone
+++ b/keystone
@@ -1 +1 @@
-Subproject commit 8d31705806721242db6dab34b2c293e317753ea6
+Subproject commit 6d306d936a283f907a9ca89de3f8de3392bbc794