diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d79a064..0a2e77e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,4 +17,4 @@ jobs:
         with:
           name: newam
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
-      - run: nix build -L
+      - run: nix flake check -L