diff --git a/deploy/README.md b/deploy/README.md
index 28d0f45..8485412 100644
--- a/deploy/README.md
+++ b/deploy/README.md
@@ -57,7 +57,7 @@ openstack server create \
   --network my-network \
   --security-group opencode-devbox \
   --user-data cloud-init.yml \
-  --block-device source=image,id=$(openstack image show Debian-13-Trixie -f value -c id),dest=volume,size=40,shutdown=preserve,bootindex=0,volume_type=performance \
+  --block-device source_type=image,uuid=$(openstack image show Debian-13-Trixie -f value -c id),destination_type=volume,volume_size=40,delete_on_termination=false,boot_index=0,volume_type=performance \
   devbox-vm
 ```