diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 90ccee4..55f0221 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -4,7 +4,7 @@ name: Build and deploy GH Pages
 jobs:
   build:
     runs-on: ubuntu-latest
-    if: github.ref == 'refs/heads/main'
+    if: github.ref == 'refs/heads/master'
     steps:
       - name: checkout
         uses: actions/checkout@v4