diff --git a/deployment/aks/cloud.conf b/deployment/aks/cloud.conf
index 0865d7a..d37da0e 100644
--- a/deployment/aks/cloud.conf
+++ b/deployment/aks/cloud.conf
@@ -58,6 +58,7 @@
 DEVSTACK_VNET_NAME=
 DEVSTACK_SUBNET_NAME=
 DEVSTACK_DISK_SIZE=
+DEVSTACK_BRANCH=
 OPENSTACK_USER=
 OPENSTACK_PASS=
 OPENSTACK_TENANT=