diff --git a/examples/playbook.yml b/examples/playbook.yml
index 8083e2d..99e3d32 100644
--- a/examples/playbook.yml
+++ b/examples/playbook.yml
@@ -3,7 +3,7 @@
   hosts: barbican_all
   user: root
   roles:
-   - role: "os_barbican"
+    - role: "os_barbican"
   vars:
     external_lb_vip_address: 172.16.24.1
     internal_lb_vip_address: 192.168.0.1