diff --git a/.github/workflows/nixos.yml b/.github/workflows/nixos.yml
index 19d6375a..e7347eb8 100644
--- a/.github/workflows/nixos.yml
+++ b/.github/workflows/nixos.yml
@@ -7,12 +7,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: cachix/install-nix-action@v23
+    - uses: cachix/install-nix-action@v27
       with:
         extra_nix_config: |
           experimental-features = nix-command flakes
           access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
-    - uses: cachix/cachix-action@v12
+    - uses: cachix/cachix-action@v15
       with:
         name: bcachefs-tools
         # If you chose API tokens for write access OR if you have a private cache