Merge pull request #70 from bgilbert/rename

*: rename master branch to main
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 13ad2c0..57b378a 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -28,7 +28,7 @@
 
 This is a rough outline of what a contributor's workflow looks like:
 
-- Create a topic branch from where you want to base your work (usually master).
+- Create a topic branch from where you want to base your work (usually main).
 - Make commits of logical units.
 - Make sure your commit messages are in the proper format (see below).
 - Push your changes to a topic branch in your fork of the repository.