diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3dd98458..61597236 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: DeterminateSystems/magic-nix-cache-action@v3
       - uses: DeterminateSystems/nix-installer-action@v9
         with:
           extra-conf: |
diff --git a/.github/workflows/iso.yml b/.github/workflows/iso.yml
index 3fa104f6..d0b458ab 100644
--- a/.github/workflows/iso.yml
+++ b/.github/workflows/iso.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: DeterminateSystems/magic-nix-cache-action@v3
       - uses: DeterminateSystems/nix-installer-action@v9
       - name: Build ISO
         run: |
diff --git a/.github/workflows/site.yml b/.github/workflows/site.yml
index 1c418386..153f72ef 100644
--- a/.github/workflows/site.yml
+++ b/.github/workflows/site.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: DeterminateSystems/magic-nix-cache-action@v3
       - uses: DeterminateSystems/nix-installer-action@v9
       - env:
           NIXPKGS_ALLOW_UNFREE: "1"