diff --git a/cookbook b/cookbook
index 428de5c520e207bcec295bb75ea8c9010d759e9f..aac6c5cf7638897e4f55af25e78581a5b11dc990 160000
--- a/cookbook
+++ b/cookbook
@@ -1 +1 @@
-Subproject commit 428de5c520e207bcec295bb75ea8c9010d759e9f
+Subproject commit aac6c5cf7638897e4f55af25e78581a5b11dc990