Add UFW Tutorial

1 files changed, 1 insertions, 1 deletions

diff --git a/nginx.html b/nginx.html
index 1b269db..3a3db0a 100644
--- a/nginx.html
+++ b/nginx.html
@@ -186,7 +186,7 @@ Now we can just <code>reload</code> or <code>restart</code> to make <code>nginx<
 
 <pre><code>systemctl reload nginx</code></pre>
 
-<h2>The Firewall</h2>
+<h2 id=firewall>The Firewall</h2>
 
 <p>
 Vultr and some other VPS automatically install and enable <code>ufw</code>, a firewall program.