diff --git a/ohpc-instance/main.tf b/ohpc-instance/main.tf
index 53d63784eb6a34e58fe24e8665832db384af13e6..96047aa5fdd278b4a510b4400f3aa80581b5b7b8 100644
--- a/ohpc-instance/main.tf
+++ b/ohpc-instance/main.tf
@@ -72,7 +72,7 @@ resource "openstack_compute_volume_attach_v2" "volume_attach" {
 }
 
 output "xdmod_instance_id" {
-  value = openstack_compute_instance_v2.ohpc[0].id
+  value = openstack_compute_instance_v2.ohpc.id
 }
 
 output "ssh_host" {