diff --git a/base_vm.json b/base_vm.json
index 8519fac..2d033f1 100644
--- a/base_vm.json
+++ b/base_vm.json
@@ -17,6 +17,8 @@
       ["storageattach", "{{.Name}}", "--storagectl", "SATA Controller", "--port", "0", "--nonrotational", "on", "--discard", "on"]
     ],
 
+    "headless": "true",
+
     "iso_url": "http://archive.ubuntu.com/ubuntu/dists/bionic/main/installer-amd64/current/images/netboot/mini.iso",
     "iso_checksum": "bed8a55ae2a657f8349fe3271097cff3a5b8c3d1048cf258568f1601976fa30d",
     "iso_checksum_type": "sha256",