diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 240125d..a31019e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,3 +16,13 @@ jobs:
       - uses: DeterminateSystems/nix-installer-action@main
       - uses: DeterminateSystems/magic-nix-cache-action@main
       - run: nix flake check
+  nix-build:
+    name: Nix Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - run: |
+          nix build .#nixosConfigurations.iso.config.system.build.isoImage
+          sha256sum result/iso/cd.iso