diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 9f3f21e..e9bb8ae 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -2,19 +2,11 @@ name: "Build"
 on:
   pull_request:
   push:
+    branches:
+      - master
 jobs:
   build:
-    runs-on: ubuntu-latest
-    env:
-      MAINLINE: refs/heads/master
+    runs-on: self-hosted
     steps:
-      - uses: actions/checkout@v2
-      - uses: cachix/install-nix-action@v13
-        with:
-          install_url: https://nixos-nix-install-tests.cachix.org/serve/lb41az54kzk6j12p81br4bczary7m145/install
-          install_options: '--tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve'
-          extra_nix_config: |
-            experimental-features = nix-command flakes
-      - name: Build 🔧
-        run: |
-          nix build -j4 --no-link
+      - uses: actions/checkout@v4
+      - run: nixci