diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 46e3336..c3d924c 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -3,7 +3,7 @@ name: GitHub Pages
 on:
   push:
     branches:
-      - master
+      - main
 
 jobs:
   deploy:
@@ -35,7 +35,7 @@ jobs:
 
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3
-        if: ${{ github.ref == 'refs/heads/master' }}
+        if: ${{ github.ref == 'refs/heads/main' }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./dist/spa
diff --git a/README.md b/README.md
index 674d159..9284b6a 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # growth-js
 
-[![GitHub Pages](https://github.com/CrescNet/growth-js/actions/workflows/gh-pages.yml/badge.svg?branch=master)](https://crescnet.github.io/growth-js)
+[![GitHub Pages](https://github.com/CrescNet/growth-js/actions/workflows/gh-pages.yml/badge.svg?branch=main)](https://crescnet.github.io/growth-js)
 
 ## Description
 This single-site application visualizes child growth data using Chart.js. Users can choose from multiple reference values.