diff --git a/.github/workflows/flake-check.yaml b/.github/workflows/flake-check.yaml
index ba395e19..ee98e4e5 100644
--- a/.github/workflows/flake-check.yaml
+++ b/.github/workflows/flake-check.yaml
@@ -12,5 +12,5 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v30
-      - uses: DeterminateSystems/magic-nix-cache-action@v8
+      - uses: DeterminateSystems/magic-nix-cache-action@v9
       - run: nix flake check