title: Prepros - Conflict version sass when using custom Ruby path
body: <p>I try to follow <a href="https://github.com/ShamilS/Prepros-Docs/blob/susy_and_compass/contents/sass-compass-susy.md" rel="nofollow">this instruction</a>, and after all is done, I am gettin this error when using prepros to compile the <code>scss</code> file.</p>
  
  <pre><code>Gem::LoadError on line ["1638"] of C: Unable to activate susy-2.1.1, because sass-3.2.19 conflicts with sass (~&gt; 3.3.0)
  Run with --trace to see the full backtrace
  </code></pre>
  
  <p>Please help me solve this problem. </p>