diff --git a/docs/contributing.rst b/docs/contributing.rst
index 8661b195e..4c3d91902 100644
--- a/docs/contributing.rst
+++ b/docs/contributing.rst
@@ -297,6 +297,8 @@ commands:
 This should generate documentation in the ``docs/_build/html``
 directory.
 
+.. _prerequisites:
+
 Notes on OS depedencies
 =======================
 
diff --git a/letsencrypt-auto b/letsencrypt-auto
index 72c0c8aa4..0b3d9b72d 100755
--- a/letsencrypt-auto
+++ b/letsencrypt-auto
@@ -52,7 +52,7 @@ then
     echo "Sorry, I don't know how to bootstrap Let's Encrypt on your operating system!"
     echo
     echo "You will need to bootstrap, configure virtualenv, and run a pip install manually"
-    echo "Please see https://letsencrypt.readthedocs.org/en/latest/using.html#prerequisites"
+    echo "Please see https://letsencrypt.readthedocs.org/en/latest/contributing.html#prerequisites"
     echo "for more info"
   fi