Error: mime-types-data requires Ruby version >= 2.0
<p>I recently install clean ubuntu14.04 virtual machine in vware fusion and updated it. I am trying to install the mime-tyes-data by </p>

<blockquote>
  <p>sudo gem install mime-types-data -v 3.2015.1120</p>
</blockquote>

<p>The error shows </p>

<blockquote>
  <p>ERROR:  Error installing mime-types-data:
      mime-types-data requires Ruby version >= 2.0.</p>
</blockquote>

<p>Before that I already update ruby version by</p>

<blockquote>
  <p>sudo apt-get install ruby2.0 </p>
  
  <p>sudo ln -sf /usr/bin/ruby2.0 /usr/bin/ruby</p>
</blockquote>

<p>It seems my version of ruby is 2.0 already, but the error still exists.</p>