diff --git a/build_library/vm_image_util.sh b/build_library/vm_image_util.sh
index 4870327af20..0d2bde93fbf 100644
--- a/build_library/vm_image_util.sh
+++ b/build_library/vm_image_util.sh
@@ -312,8 +312,7 @@ IMG_packet_OEM_SYSEXT=oem-packet
 IMG_packet_OEM_USE=packet
 
 ## proxmoxve
-IMG_proxmoxve_DISK_FORMAT=qcow2
-IMG_proxmoxve_DISK_LAYOUT=vm
+IMG_proxmoxve_DISK_FORMAT=iso
 IMG_proxmoxve_OEM_PACKAGE=common-oem-files
 IMG_proxmoxve_OEM_USE=proxmoxve
 IMG_proxmoxve_OEM_SYSEXT=oem-proxmoxve