diff --git a/.github/workflows/fmt.yaml b/.github/workflows/fmt.yaml
index dd730bd..d9e3359 100644
--- a/.github/workflows/fmt.yaml
+++ b/.github/workflows/fmt.yaml
@@ -24,4 +24,5 @@ jobs:
       - run: nix-channel --list
       - run: nix-channel --add https://nixos.org/channels/nixos-22.11 nixos 
       - run: nix-channel --update
+      - run: nix-channel --list
       - run: nix-shell -p nixpkgs-fmt --run 'nixpkgs-fmt . --check'