diff --git a/heat_templates/example_cluster.yml b/heat_templates/example_cluster.yml
index 472475b..0e5e52a 100644
--- a/heat_templates/example_cluster.yml
+++ b/heat_templates/example_cluster.yml
@@ -110,7 +110,7 @@ resources:
       networks:
         - network: {get_resource: internal_net}
 
-  volume_attachment:
+  vcompute_01_volume_attachment:
     type: OS::Cinder::VolumeAttachment
     properties:
       volume_id: {get_resource: vcompute01-volume}
@@ -130,7 +130,7 @@ resources:
       networks:
         - network: {get_resource: internal_net}
 
-  volume_attachment:
+  vcompute_02_volume_attachment:
     type: OS::Cinder::VolumeAttachment
     properties:
       volume_id: {get_resource: vcompute02-volume}