diff --git a/source/_addons/duckdns.markdown b/source/_addons/duckdns.markdown
index 7994d84de03..9c9049a0663 100644
--- a/source/_addons/duckdns.markdown
+++ b/source/_addons/duckdns.markdown
@@ -10,7 +10,7 @@ footer: true
 featured: true
 ---
 
-[Duck DNS](https://duckdns.org/) is a free service which will point a DNS (sub domains of duckdns.org) to an IP of your choice. This add-on includes support for Let's Encrypt and will automatically create and renew your certificates.
+[Duck DNS](https://www.duckdns.org/) is a free service which will point a DNS (sub domains of duckdns.org) to an IP of your choice. This add-on includes support for Let's Encrypt and will automatically create and renew your certificates.
 
 ```json
 {