diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1e0a1445506c6ed40abbd23c15cf0d0903d17523..3e3c1469e5dbefc69d5f569a27a1eb4f45191c1d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -42,7 +42,7 @@     steps:
     - name: Checkout repository
       uses: actions/checkout@v3
     - name: Install nix
-  push:
+      - master
   pull_request:
       with:
         nix_path: "${{ matrix.nixPath }}"