diff --git a/lxc/grail/main.tf b/lxc/grail/main.tf
index 175a39c..e2af275 100644
--- a/lxc/grail/main.tf
+++ b/lxc/grail/main.tf
@@ -29,7 +29,7 @@ resource "proxmox_virtual_environment_container" "example_template" {
     size         = var.disk_size_gb           # in GB
   }
 
-  disk {
+  mount_point {
     datastore_id = var.datastore_id_media     # <- secondary disk
     size         = var.disk_size_gb_media     # in GB
   }