diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index d0a06573..69d3ea86 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -6,8 +6,16 @@ are ok in the master branch.
  3. Add your name to AUTHORS.txt
  4. Push to your fork and submit a **pull request to the dev branch**.
 
+If you have have previously filed a GitHub issue and want to contribute code
+that addresses that issue, we prefer it if you use
+[hub](https://github.com/github/hub) to convert your existing issue to a pull
+request. To do that, first push the changes to a separate branch in your fork
+and then issue the following command:
+
+    hub pull-request -b davidhalter:dev -i <issue-number> -h <your-github-username>:<your-branch-name>
+
 My **master** branch is a 100% stable (should be). I only push to it after I am
 certain that things are working out. Many people are using Jedi directly from
 the github master branch.
 
-Please use Pep8 to style your code.
+Please use PEP8 to style your code.