diff --git a/_includes/about.html b/_includes/about.html
index 61a5f2d..58f67aa 100644
--- a/_includes/about.html
+++ b/_includes/about.html
@@ -1,6 +1,6 @@
 <div class="remove-container container-block">
 <h2 class="container-block-title">About Theme</h2>
 <ul class="list-unstyled interests-list">
-<a href="http://blog.webjeda.com/jekyll-themes/online-cv/"><li>How to use?</li></a>
+<a target="_blank" href="https://www.youtube.com/watch?v=Jnmj1dXDbNk"><li>How to use?</li></a>
 </ul>
 </div><!--//About-->
\ No newline at end of file