diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 8c1e3fe..7b6232b 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -35,6 +35,7 @@ jobs:
 
     # Deployment job
     deploy:
+        if: github.ref == 'refs/heads/main'
         environment:
             name: github-pages
             url: ${{ steps.deployment.outputs.page_url }}