diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9eb08ed5..c7b1b91a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,7 +3,7 @@ name: CI
 on:
   push:
     branches:
-    - master
+    - main
     tags:
     - '!*'
   pull_request:
diff --git a/readme.md b/readme.md
index 5910be05..f56d6987 100644
--- a/readme.md
+++ b/readme.md
@@ -1,7 +1,7 @@
 # ncc
 
 [![CI Status](https://github.com/vercel/ncc/workflows/CI/badge.svg)](https://github.com/vercel/ncc/actions?workflow=CI)
-[![codecov](https://codecov.io/gh/vercel/ncc/branch/master/graph/badge.svg)](https://codecov.io/gh/vercel/ncc)
+[![codecov](https://codecov.io/gh/vercel/ncc/branch/main/graph/badge.svg)](https://codecov.io/gh/vercel/ncc)
 
 Simple CLI for compiling a Node.js module into a single file,
 together with all its dependencies, gcc-style.