diff --git a/roles/write-devstack-local-conf/defaults/main.yaml b/roles/write-devstack-local-conf/defaults/main.yaml
new file mode 100644
index 0000000..491fa0f
--- /dev/null
+++ b/roles/write-devstack-local-conf/defaults/main.yaml
@@ -0,0 +1,2 @@
+devstack_base_dir: /opt/stack
+devstack_local_conf_path: "{{ devstack_base_dir }}/devstack/local.conf"