 <p>In the future, you could run your spec suite with the <code>-p</code> flag, this will add profiling to your output and show you which specs run the slowest.</p> <p>From <code>rspec --help</code>:</p> <pre><code> -p, --[no-]profile [COUNT] Enable profiling of examples and list the slowest examples (default: 10). </code></pre>