diff --git a/neat.conf b/neat.conf
index 9075035..3d6a20b 100644
--- a/neat.conf
+++ b/neat.conf
@@ -40,7 +40,7 @@ os_admin_user = admin
 os_admin_password = adminpassword
 
 # The OpenStack authentication URL
-os_auth_url = http://localhost:5000/v2.0/
+os_auth_url = http://controller:5000/v2.0/
 
 # A coma-separated list of compute host names
 compute_hosts = compute1, compute2, compute3, compute4