diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3df58ea..05f1de6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -48,7 +48,7 @@ jobs:
         extra-conf: |
           extra-substituters = https://some-unfree.cachix.org https://cuda-maintainers.cachix.org https://pkgs.cachix.org
           extra-trusted-public-keys = some-unfree.cachix.org-1:2/+ag/3nMOroWbHV2UXRuxo9c2VkVb6mUUy7sCXDe1Y= cuda-maintainers.cachix.org-1:0dq3bujKpuEPMCX6U4WylrUDZ9JyUG0VpVZa7CNfq5E=  pkgs.cachix.org-1:/fnDPhnDwMjJA8IXJl+eAJmnU3n/jgfgvb6SZGuq4gs=
-    - uses: DeterminateSystems/magic-nix-cache-action@v9
+    - uses: DeterminateSystems/magic-nix-cache-action@v13
       with:
         upstream-cache: https://${{ matrix.cachixName }}.cachix.org
     - name: Setup pkgs.cachix.org
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 3803c8f..8eed1af 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -16,7 +16,7 @@ jobs:
       uses: DeterminateSystems/nix-installer-action@v16
       with:
         github-token: ${{ secrets.GH_PAT }}
-    - uses: DeterminateSystems/magic-nix-cache-action@v9
+    - uses: DeterminateSystems/magic-nix-cache-action@v13
     - name: Show nixpkgs version
       run: nix-instantiate --eval -E '(import <nixpkgs> {}).lib.version'
     - name: Setup cachix