diff --git a/website/layouts/language.erb b/website/layouts/language.erb
index f7ac17820..b6e0033e2 100644
--- a/website/layouts/language.erb
+++ b/website/layouts/language.erb
@@ -971,6 +971,10 @@
             <a href="/upgrade-guides/index.html">Overview</a>
           </li>
 
+          <li>
+            <a href="/upgrade-guides/0-15.html">Upgrading to v0.15</a>
+          </li>
+
           <li>
             <a href="/upgrade-guides/0-14.html">Upgrading to v0.14</a>
           </li>