diff --git a/devstack b/devstack
index 89acae9779..a9afdb18b4 160000
--- a/devstack
+++ b/devstack
@@ -1 +1 @@
-Subproject commit 89acae97791a4f23a8b7e9550450cb4a3b986b01
+Subproject commit a9afdb18b4ac40ed39c32c719b3bd2fc97906598