diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 11c2c8e0..364e5765 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -52,3 +52,15 @@ jobs:
       - name: Build site and deploy to gh-pages
         if: github.ref == 'refs/heads/master'
         run: npm run deploy
+
+      - name: Deploy to S3
+        if: github.ref == 'refs/heads/master'
+        uses: jakejarvis/s3-sync-action@master
+        with:
+          args: --acl public-read --follow-symlinks --delete
+        env:
+          AWS_S3_BUCKET: ${{ secrets.AWS_S3_BUCKET }}
+          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          AWS_REGION: 'us-east-1'
+          SOURCE_DIR: '_site'