 so please ensure you also commit that!</p>
<p>Upgrading a library is done in two steps:</p>
<ul>
<li>upgrade the dependency in rebar.conf</li>
<li>run <code>./rebar3 upgrade</code></li>
</ul>
<h2 id="upgrading-the-used-erlang-vm">Upgrading the used Erlang VM</h2>
<p>The Erlang vm is fetched and compiled with the build_install_erlang.sh script (in utils).</p>
<p>The version is extracted from config/ERLANG_VERSION:</p>
<ul>
<li>VERSION is the release to use, currently 20.1</li>
<li>ERTS is the erlang runtime