diff --git a/.gitea/workflows/check.yml b/.gitea/workflows/check.yml
index bd7df4e..bf5e574 100644
--- a/.gitea/workflows/check.yml
+++ b/.gitea/workflows/check.yml
@@ -9,5 +9,5 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: https://github.com/actions/checkout@v4
-      - uses: https://github.com/cachix/install-nix-action@v24
+      - uses: https://github.com/cachix/install-nix-action@v27
       - run: nix flake check .
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