diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 7f61560d7..f2f474941 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -9,7 +9,7 @@ Please send a pull request to the master branch. Please include [documentation](
 - Fork the Pillow repository.
 - Create a branch from master.
 - Develop bug fixes, features, tests, etc.
-- Run the test suite on both Python 2.x and 3.x. You can enable [Travis CI on your repo](https://travis-ci.org/profile/) to catch test failures prior to the pull request, and [Coveralls](https://coveralls.io/repos/new) to see if the changed code is covered by tests.
+- Run the test suite on both Python 2.x and 3.x. You can enable [Travis CI](https://travis-ci.org/profile/) and [AppVeyor](https://ci.appveyor.com/projects/new) on your repo to catch test failures prior to the pull request, and [Coveralls](https://coveralls.io/repos/new) to see if the changed code is covered by tests.
 - Create a pull request to pull the changes from your branch to the Pillow master.
 
 ### Guidelines
@@ -17,7 +17,7 @@ Please send a pull request to the master branch. Please include [documentation](
 - Separate code commits from reformatting commits.
 - Provide tests for any newly added code.
 - Follow PEP8.
-- When committing only documentation changes please include [ci skip] in the commit message to avoid running tests on Travis-CI.
+- When committing only documentation changes please include [ci skip] in the commit message to avoid running tests on Travis-CI and AppVeyor.
 
 ## Reporting Issues