diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e7f5cac..fc8c224 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,7 +8,6 @@ on:
       - main
 
 jobs:
-
   check-flake:
     runs-on: ci-ocf-mkdocs
     steps:
@@ -16,9 +15,8 @@ jobs:
       - uses: DeterminateSystems/flake-checker-action@v9
 
   build_and_deploy:
-
     runs-on: ci-ocf-mkdocs
-
+    if: github.ref == 'refs/heads/main'
     steps:
       - name: Checkout
         uses: actions/checkout@v4