diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 52879978ed..38007593c2 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -5,7 +5,7 @@ Closes Issue #X
 <!--
 These markdown comments are for description only. They can be deleted.
 
-Please submit pull requests against the master branch.
+Please submit pull requests against the main branch.
 
 Follow the existing code style. Check the tests succeed, including lint.
   npm run test
diff --git a/.travis.yml b/.travis.yml
index 93f0cc0071..5c22a99fb8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,4 +39,4 @@ deploy:
   skip_cleanup: true
   on:
     repo: phase2/particle
-    branch: master
+    branch: main
diff --git a/README.md b/README.md
index 5bb0b02129..a1bdcdd91f 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Particle: A design system integrating to Pattern Lab and a Drupal 8 theme
 
 [![GitHub (pre-)release](https://img.shields.io/github/release/phase2/particle/all.svg)](https://github.com/phase2/particle/releases)
-[![Build Status](https://travis-ci.org/phase2/particle.svg?branch=master)](https://travis-ci.org/phase2/particle)
+[![Build Status](https://travis-ci.org/phase2/particle.svg?branch=main)](https://travis-ci.org/phase2/particle)
 [![Greenkeeper badge](https://badges.greenkeeper.io/phase2/particle.svg)](https://greenkeeper.io/)
 
 ![Particle mascot: Astrogoat](apps/pl-default/pattern-lab/_patterns/01-atoms-demo/image/astrogoat.png?raw=true 'Astrogoat')
diff --git a/composer.json b/composer.json
index b36d05feab..ae43858eea 100644
--- a/composer.json
+++ b/composer.json
@@ -13,6 +13,6 @@
   "support": {
     "docs": "https://phase2.github.io/frontend-docs/",
     "issues": "https://github.com/phase2/particle/issues",
-    "source": "https://github.com/phase2/particle/tree/master"
+    "source": "https://github.com/phase2/particle/tree/main"
   }
 }
diff --git a/renovate.json b/renovate.json
index c55bfc8a0e..6d17939c67 100644
--- a/renovate.json
+++ b/renovate.json
@@ -1,6 +1,6 @@
 {
   "extends": ["config:base"],
-  "baseBranches": ["master"],
+  "baseBranches": ["main"],
   "bumpVersion": null,
   "labels": ["dependency update"],
   "patch": {