diff --git a/docs/tutorial/namespace.rst b/docs/tutorial/namespace.rst
index e80f147c0..12f015b81 100644
--- a/docs/tutorial/namespace.rst
+++ b/docs/tutorial/namespace.rst
@@ -4,7 +4,7 @@ Namespaces
 .. objectives:: Objectives
 
    In this section we are going to evolve our use case. 
-   We're going to use a Firefox add-on called Foxy Proxy.
+   We're going to use a Firefox add-on called `Foxy Proxy <https://addons.mozilla.org/en-US/firefox/addon/foxyproxy-standard/>`_.
 
 .. prerequisites:: Prerequisites