diff --git a/docs/content/reboot.md b/docs/content/reboot.md
index 5db306d90e..076a3752ff 100644
--- a/docs/content/reboot.md
+++ b/docs/content/reboot.md
@@ -111,7 +111,7 @@ The `<pre>` element is reset to remove its `margin-top` and use `rem` units for
 <div class="bd-example">
 {% markdown %}
 <pre>
-.element {
+.example-element {
   margin-bottom: 1rem;
 }
 </pre>