anvil-cli is owned by ddollar not by heroku

README.md

@@ -58,6 +58,6 @@ If the dependencies are not yet deployed, you can do so by e.g. running `bob dep
 
 ### Hacking
 
-To work on this buildpack, fork it on Github. You can then use [Anvil with a local buildpack](https://github.com/heroku/anvil-cli#iterate-on-buildpacks-without-pushing-to-github) to easily iterate on changes without pushing each time.
+To work on this buildpack, fork it on Github. You can then use [Anvil with a local buildpack](https://github.com/ddollar/anvil-cli#iterate-on-buildpacks-without-pushing-to-github) to easily iterate on changes without pushing each time.
 
 Alternatively, you may push changes to your fork (ideally in a branch if you'd like to submit pull requests), then create a test app with `heroku create --buildpack <your-github-url#branch>` and push to it.