diff --git a/build-proxmox-template b/build-proxmox-template
index 7ff971b..8ac640c 100755
--- a/build-proxmox-template
+++ b/build-proxmox-template
@@ -13,7 +13,7 @@ BRIDGE=vmbr0,tag=208
 
 set -e
 
-virt-builder debian-12 -o ${NAME}.qcow2 --format qcow2 \
+virt-builder ${OS} -o ${NAME}.qcow2 --format qcow2 \
 	--root-password disabled \
 	--update \
 	--run-command 'apt dist-upgrade -y' \