gistfile1.txt

    # temporary hack to address bug with vagrant-vbguest installation
    # https://github.com/mitchellh/vagrant/issues/4962
    if awk "BEGIN {exit `vagrant -v` == "1.7.1" ? 0 : 1 }"
    then
      sudo sed -i .original 's/\*\*opts/opts/g' /opt/vagrant/embedded/gems/gems/vagrant-1.7.1/lib/vagrant/machine.rb
    fi