That version is from April 2014, and was a full production version behind even before the merger. (&quot;major&quot; releases were even numbered - 0.8, 0.10, 0.12, etc) The current 0.10.x is 0.10.40, which means you were missing out on performance&#x2F;security fixes.<p><a href="https:&#x2F;&#x2F;nodejs.org&#x2F;en&#x2F;download&#x2F;releases&#x2F;" rel="nofollow">https:&#x2F;&#x2F;nodejs.org&#x2F;en&#x2F;download&#x2F;releases&#x2F;</a><p>Also, it&#x27;s not unusual for project to totally jump versions - a notable example is Rake, which jumped from 0.9 to 10.0.