diff --git a/preview.html b/preview.html
index 4054864..52582d7 100644
--- a/preview.html
+++ b/preview.html
@@ -107,7 +107,7 @@
         <br>
 
         <!-- Codepen -->
-        <a class="button button-behance" href="#" target="_blank" rel="noopener">
+        <a class="button button-codepen" href="#" target="_blank" rel="noopener">
             <img class="icon" src="images/icons-extended/codepen.svg" alt="Codepen Logo">Codepen</a>
         <br>