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|  | <section id="upgrade-a-repo"> | 
|  | <h1>Upgrade a repo<a class="headerlink" href="#upgrade-a-repo" title="Link to this heading">¶</a></h1> | 
|  | <p>In order to upgrade a previously installed repository, the “newt | 
|  | upgrade” command should be issued:</p> | 
|  | <div class="highlight-none notranslate"><div class="highlight"><pre><span></span>$ newt upgrade | 
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|  | <p>Newt upgrade will look at the current desired version in | 
|  | <code class="docutils literal notranslate"><span class="pre">project.yml</span></code>, and compare it to the version in <code class="docutils literal notranslate"><span class="pre">project.state</span></code>. If | 
|  | these two differ, it will upgrade the dependency. Upgrade works not just | 
|  | for the dependency in <code class="docutils literal notranslate"><span class="pre">project.yml</span></code>, but for all the sub-dependencies | 
|  | that they might have.</p> | 
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