diff --git a/coreos b/coreos
index 0001e68..91cff2b 160000
--- a/coreos
+++ b/coreos
@@ -1 +1 @@
-Subproject commit 0001e685fa10b312ed3ff244f1076f830a4cc65d
+Subproject commit 91cff2b07a0f0df9accc8a368beefaecbd5e558b