diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 7fa76ee..f6b3ef9 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -35,7 +35,7 @@ jobs:
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v16
       - name: Run the Magic Nix Cache
-        uses: DeterminateSystems/magic-nix-cache-action@v9
+        uses: DeterminateSystems/magic-nix-cache-action@v12
       - name: Build with Nix
         run: |
           nix build '.?submodules=1#'  
diff --git a/.github/workflows/update-flake-lock.yml b/.github/workflows/update-flake-lock.yml
index 12abdb7..0a858a9 100644
--- a/.github/workflows/update-flake-lock.yml
+++ b/.github/workflows/update-flake-lock.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@v16
       - name: Run the Magic Nix Cache
-        uses: DeterminateSystems/magic-nix-cache-action@v9
+        uses: DeterminateSystems/magic-nix-cache-action@v12
       - name: Check flake health
         uses: DeterminateSystems/flake-checker-action@v9
       - name: Update flake.lock