diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8f43a449..e53cd496 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,3 +39,10 @@ jobs:
       - uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v27
       - run: nix run nixpkgs#statix check
+  nixd:
+    name: nixf-tidy --variable-lookup
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v27
+      - run: nix run .#nixf-tidy