diff --git a/main/actions/index.html b/main/actions/index.html
index 4d24127..cb22608 100644
--- a/main/actions/index.html
+++ b/main/actions/index.html
@@ -352,7 +352,7 @@ <h2>Controlled Actions<a class="headerlink" href="#controlled-actions" title="Li
 <tbody>
 <tr class="row-even"><td><p><strong>Heading</strong></p></td>
 <td class="text-center"><p><span class="math notranslate nohighlight">\(\theta\)</span></p></td>
-<td class="text-center"><p>[-<span class="math notranslate nohighlight">\(\pi\)</span>,<span class="math notranslate nohighlight">\(\pi\)</span>]</p></td>
+<td class="text-center"><p>[<span class="math notranslate nohighlight">\(- \pi , \pi \)</span>]</p></td>
 <td class="text-center"><p>[<span class="math notranslate nohighlight">\(rads\)</span>]</p></td>
 </tr>
 <tr class="row-odd"><td><p><strong>Altitude</strong></p></td>