diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bbe087d..5e3fad4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
         with:
           nix_path: nixpkgs=channel:nixos-25.05
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
-      - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
+      - uses: cachix/cachix-action@5f2d7c5294214f71b873db4b969586b980625e71 # v17
         with:
           name: packer-kubernetes-hcloud
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
@@ -25,7 +25,7 @@ jobs:
         with:
           nix_path: nixpkgs=channel:nixos-25.05
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
-      - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
+      - uses: cachix/cachix-action@5f2d7c5294214f71b873db4b969586b980625e71 # v17
         with:
           name: packer-kubernetes-hcloud
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}