diff --git a/packer/debian_buster.json b/packer/debian_buster.json
index 6b73138..edf7891 100644
--- a/packer/debian_buster.json
+++ b/packer/debian_buster.json
@@ -1,83 +1,83 @@
 {
     "variables": {
         "DISK_SIZE": "20480",
         "IMAGE_TIMESTAMP": "{{isotime \"20060102-1504\"}}",
         "PACKER_BOX_NAME": "swh-debian-10.6-amd64-{{ user `IMAGE_TIMESTAMP` }}"
     },
     "builders": [
         {
+            "headless": false,
+            "type": "virtualbox-iso",
+            "guest_os_type": "Debian_64",
+            "guest_additions_mode": "upload",
+            "guest_additions_path": "VBoxGuestAdditions_{{.Version}}.iso",
+            "virtualbox_version_file": ".vbox_version",
+            "vboxmanage": [
+                [ "modifyvm", "{{.Name}}", "--memory", "2048" ],
+                [ "modifyvm", "{{.Name}}", "--cpus", "2" ]
+              ],
+
             "boot_command": [
                 "<esc><wait>",
                 "install <wait>",
                 "preseed/url=http://{{ .HTTPIP }}:{{ .HTTPPort }}/buster-preseed.cfg <wait>",
                 "debian-installer=en_US.UTF-8 <wait>",
                 "auto <wait>",
                 "locale=en_US.UTF-8 <wait>",
                 "kbd-chooser/method=us <wait>",
                 "keyboard-configuration/xkb-keymap=us <wait>",
                 "netcfg/get_hostname={{ .Name }} <wait>",
                 "netcfg/get_domain=vagrantup.com <wait>",
                 "fb=false <wait>",
                 "debconf/frontend=noninteractive <wait>",
                 "console-setup/ask_detect=false <wait>",
                 "console-keymaps-at/keymap=us <wait>",
                 "grub-installer/bootdev=/dev/sda <wait>",
                 "<enter><wait>"
             ],
 
-
             "boot_wait": "5s",
-            "headless": false,
             "disk_size": "{{ user `DISK_SIZE` }}",
-            "guest_additions_mode": "upload",
-            "guest_additions_path": "VBoxGuestAdditions_{{.Version}}.iso",
             "ssh_username": "vagrant",
             "ssh_password": "vagrant",
             "ssh_port": 22,
             "ssh_wait_timeout": "1000s",
-            "type": "virtualbox-iso",
-            "guest_os_type": "Debian_64",
-            "virtualbox_version_file": ".vbox_version",
             "output_directory": "output",
             "http_directory": "http",
             "iso_urls": [
               "https://cdimage.debian.org/debian-cd/current/amd64/iso-cd/debian-10.6.0-amd64-netinst.iso"
             ],
             "iso_checksum": "2af8f43d4a7ab852151a7f630ba596572213e17d3579400b5648eba4cc974ed0",
             "shutdown_command": "echo 'vagrant'|sudo -S shutdown -P now",
-            "vboxmanage": [
-                [ "modifyvm", "{{.Name}}", "--memory", "2048" ],
-                [ "modifyvm", "{{.Name}}", "--cpus", "2" ]
-              ],
-              "vm_name": "{{ user `PACKER_BOX_NAME` }}"
+            "vm_name": "{{ user `PACKER_BOX_NAME` }}"
         }],
         "provisioners": [
             {
                 "type": "shell",
                 "expect_disconnect": "true",
                 "execute_command": "echo 'vagrant'|{{.Vars}} sudo -S -E bash '{{.Path}}'",
                 "scripts": [
                     "scripts/post-install.sh"
                 ]
             },
             {
                 "type": "shell",
                 "expect_disconnect": "false",
                 "execute_command": "echo 'vagrant'|{{.Vars}} sudo -S -E bash '{{.Path}}'",
                 "scripts": [
                     "scripts/install-vbguest.sh"
                 ]
             }
         ],
 
         "post-processors": [
             [
                 {
                     "type": "vagrant",
                     "compression_level": 9,
                     "output": "builds/{{ user `PACKER_BOX_NAME` }}.box"
                 }
             ]
         ]
 
     }