diff --git a/README.md b/README.md
index 1f0e624..20a2be7 100644
--- a/README.md
+++ b/README.md
@@ -258,6 +258,13 @@ fork.
 You'll still be the maintainer, you'll still own the issues and PRs.
 It'll just be listed under the boxen org so folks can find it more easily.
 
+## Integrating with Github Enterprise
+
+If you're using a Github Enterprise instance rather than github.com,
+you will need to set the "BOXEN_GITHUB_ENTERPRISE_URL" and
+"BOXEN_REPO_URL_TEMPLATE" variables in your
+[Boxen config](config/boxen.rb).
+
 ## Halp!
 
 See [FAQ](https://github.com/boxen/our-boxen/blob/master/docs/faq.md).
diff --git a/modules/projects/README.md b/modules/projects/README.md
index f6a5f38..424195f 100644
--- a/modules/projects/README.md
+++ b/modules/projects/README.md
@@ -24,6 +24,10 @@ With the above, as long as our app is configured to listen on a **socket** at
 `"#{ENV['BOXEN_SOCKET_DIR']}"/trollin`, you'll now be able to run its local
 server and visit http://trollin.dev/ to access the app in dev.
 
+Provide the full repository URL in the 'source' option when referencing
+code that is not hosted at github.com, such as Github Enterprise
+repositories.
+
 For further documentation on how to use the `boxen::project` type,
 take a look at the documentation in the
 [source](https://github.com/boxen/puppet-boxen/blob/master/manifests/project.pp#L1-L46).