diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..7fed24d
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,24 @@
+language: generic
+dist: bionic
+before_install:
+- wget https://www.virtualbox.org/download/oracle_vbox_2016.asc -O- | sudo apt-key
+  add - && sudo sh -c "echo deb https://download.virtualbox.org/virtualbox/debian
+  bionic contrib >> /etc/apt/sources.list" && sudo apt-get update && sudo apt-get
+  install build-essential gcc make linux-headers-$(uname -r) virtualbox-6.1 && sudo
+  usermod -aG vboxusers $(whoami)
+- mkdir output-virtualbox-iso && pushd output-virtualbox-iso && wget https://github.com/sfalexrog/clever_vm/releases/download/v0_base_vm/clever-devel.ova
+  && popd
+script:
+- "./build.sh"
+deploy:
+  provider: s3
+  access_key_id: XOJXX4IOM66XN7VZAFYX
+  secret_access_key: $S3_SECRET_KEY
+  bucket: clovervm
+  local-dir: output-virtualbox-ovf
+  upload-dir: ci-builds
+  acl: public_read
+  on:
+    all_branches: true
+  skip_cleanup: true
+  endpoint: https://ams3.digitaloceanspaces.com
diff --git a/base_vm.json b/base_vm.json
index c660e05..2d033f1 100644
--- a/base_vm.json
+++ b/base_vm.json
@@ -13,10 +13,12 @@
     "disk_size": "30000",
     "hard_drive_interface": "sata",
     "vboxmanage": [
-      ["modifyvm", "{{.Name}}", "--memory", "4096", "--vram", "128", "--mouse", "usbtablet", "--accelerate3d", "on", "--apic", "on", "--rtcuseutc", "on", "--graphicscontroller", "vmsvga", "--nictype1", "virtio"],
+      ["modifyvm", "{{.Name}}", "--memory", "2048", "--mouse", "usbtablet", "--apic", "on", "--rtcuseutc", "on", "--nictype1", "virtio"],
       ["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",
diff --git a/build.sh b/build.sh
index 2ee16fc..e9d5bc9 100755
--- a/build.sh
+++ b/build.sh
@@ -1,20 +1,22 @@
 #!/bin/bash
 
-PACKER=$(which packer)
+# FIXME: Use system Packer if possible
+#PACKER=$(which packer)
 
-if [ "x${PACKER}" == "x" ]; then
+#if [ "x${PACKER}" == "x" ]; then
+PACKER="./packer"
+if [ ! -f ${PACKER} ]; then
     echo "Packer not found; downloading v1.5.4 from Hashicorp"
     wget https://releases.hashicorp.com/packer/1.5.4/packer_1.5.4_linux_amd64.zip
     unzip packer_1.5.4_linux_amd64.zip
     rm packer_1.5.4_linux_amd64.zip
-    PACKER="./packer"
 fi
 
 echo "--- Using Packer version $(${PACKER} --version)"
 
 echo "--- Building base image"
 
-${PACKER} build base_vm.json
+${PACKER} build -only=virtualbox-iso base_vm.json
 
 echo "--- Building extended image"
 
diff --git a/ros_ide_vm.json b/ros_ide_vm.json
index b30e439..dd06eea 100644
--- a/ros_ide_vm.json
+++ b/ros_ide_vm.json
@@ -13,8 +13,10 @@
     "format": "ova",
     "guest_additions_mode": "disable",
 
+    "headless": "true",
+
     "vboxmanage": [
-      ["modifyvm", "{{.Name}}", "--memory", "8192", "--vram", "128", "--mouse", "usbtablet", "--rtcuseutc", "on", "--usb", "on", "--usbxhci", "on", "--nictype1", "virtio"],
+      ["modifyvm", "{{.Name}}", "--memory", "6144", "--vram", "128", "--mouse", "usbtablet", "--rtcuseutc", "on", "--nictype1", "virtio"],
       ["storageattach", "{{.Name}}", "--storagectl", "SATA Controller", "--port", "0", "--nonrotational", "on", "--discard", "on"]
     ],
     "import_opts": "importtovdi",
diff --git a/scripts/installSoftware.sh b/scripts/installSoftware.sh
index dc05e02..2b7c96e 100644
--- a/scripts/installSoftware.sh
+++ b/scripts/installSoftware.sh
@@ -12,6 +12,9 @@ echo "--- Increasing apt retries"
 sudo -E sh -c 'echo "APT::Acquire::Retries \"3\";" > /etc/apt/apt.conf.d/80-retries'
 cat /etc/apt/apt.conf.d/80-retries
 
+echo "--- Allowing apt to perform its updates"
+sudo -E sh -c 'apt update; while fuser /var/lib/dpkg/lock ; do sleep 0.5 ; done'
+
 echo "--- Installing open-vm-tools"
 
 sudo -E sh -c 'apt update; apt install -y open-vm-tools open-vm-tools-desktop'