diff --git a/roles/sync-devstack-data/defaults/main.yaml b/roles/sync-devstack-data/defaults/main.yaml
index fea05c8..6b5017b 100644
--- a/roles/sync-devstack-data/defaults/main.yaml
+++ b/roles/sync-devstack-data/defaults/main.yaml
@@ -1 +1,2 @@
 devstack_base_dir: /opt/stack
+devstack_data_base_dir: "{{ devstack_base_dir }}"