diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 52adf0f..8727db2 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -14,4 +14,4 @@ jobs:
         run: nix develop --command check
       - name: Check formatting
         run: |
-          git ls-files '*.nix' | nix develop --command xargs nixpkgs-fmt --check
+          git ls-files '*.nix' | xargs nix develop --command nixpkgs-fmt --check