message: Use service start
diff: @@ -10,6 +10,9 @@ dist:
  node_js:
  - "10.15.1"
  +services:
  + - xvfb
  +
  addons:
  apt:
  packages:
  @@ -18,7 +21,8 @@ addons:
  before_install:
  - if [ $TRAVIS_OS_NAME == "linux" ]; then
  export DISPLAY=':99.0'
  - /usr/bin/Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &
  + service xvfb start;
  + sleep 3;
  fi
  install:
  