diff --git a/.github/actions/setup-nix/action.yml b/.github/actions/setup-nix/action.yml
new file mode 100644
index 0000000..7850fa4
--- /dev/null
+++ b/.github/actions/setup-nix/action.yml
@@ -0,0 +1,12 @@
+name: "Setup Nix"
+description: "Install and configure Nix for Github Actions"
+runs:
+  using: "composite"
+  steps:
+    - uses: nixbuild/nix-quick-install-action@v30
+    - uses: nix-community/cache-nix-action@v6
+      with:
+        # restore and save a cache using this key
+        primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock', '**/uv.lock') }}
+        # if there's no cache hit, restore a cache by this prefix
+        restore-prefixes-first-match: nix-${{ runner.os }}-
diff --git a/.github/workflows/cd-docs.yml b/.github/workflows/cd-docs.yml
index b6a1ff8..d734a09 100644
--- a/.github/workflows/cd-docs.yml
+++ b/.github/workflows/cd-docs.yml
@@ -21,8 +21,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: ./.github/actions/setup-nix
 
       - run: nix build '.#docs'
 
diff --git a/.github/workflows/ci-nix-template.yml b/.github/workflows/ci-nix-template.yml
index d21406b..5603a2b 100644
--- a/.github/workflows/ci-nix-template.yml
+++ b/.github/workflows/ci-nix-template.yml
@@ -18,8 +18,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: ./.github/actions/setup-nix
 
       - name: Run build
         run: nix build
@@ -31,8 +30,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: ./.github/actions/setup-nix
       - uses: DeterminateSystems/flake-checker-action@main
 
       - name: Run lint
@@ -46,8 +44,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/configure-git
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: ./.github/actions/setup-nix
 
       - name: Run tests
         run: nix develop --command bash -c "make test"
@@ -60,8 +57,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/configure-git
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: ./.github/actions/setup-nix
 
       - name: Run install
         run: nix profile install '.'
diff --git a/flake.lock b/flake.lock
index 35a6fad..66f292c 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1736429638,
-        "narHash": "sha256-dDWqQqSgMQXw5eFtcyoVijv7HbYJZOIo+jWQdJtsxn4=",
+        "lastModified": 1741914762,
+        "narHash": "sha256-09BzAZsfIzgPQhyx3GgcGiQ/847kfZxnTv/sn8xp5HI=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f81eabd5dd7c9213516fa2d3fc1d108a751340d4",
+        "rev": "bec0a0519b3e8b164f94b17172f29126ea6a8697",
         "type": "github"
       },
       "original": {
@@ -63,11 +63,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737338290,
-        "narHash": "sha256-gnXlfFEHA+/jMH7R+7y3JxrI3WfOjgBhzzJNuFW70UU=",
+        "lastModified": 1741647088,
+        "narHash": "sha256-y/Aj21rMGdE23dcFfD4lRhNMgkhIRucp+uuWLWUXv0M=",
         "owner": "pyproject-nix",
         "repo": "build-system-pkgs",
-        "rev": "e1487e5cefda0c7990bdd2e660bee20971680e45",
+        "rev": "6d7eced86469cf89ed4d19d91b870163deb0dca2",
         "type": "github"
       },
       "original": {
@@ -83,11 +83,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737718664,
-        "narHash": "sha256-L/X8LdLW0jCAWrLukC63qdg8519IwMc6vkx+WZDj7r0=",
+        "lastModified": 1741648141,
+        "narHash": "sha256-jQEZCSCgm60NGmBg3JPu290DDhNVI1GVVEd0P8VCnME=",
         "owner": "pyproject-nix",
         "repo": "pyproject.nix",
-        "rev": "177aaaa370363e205e0d7b7cc7b3ea3e144aa065",
+        "rev": "7747e5a058245c7abe033a798f818f0572d8e155",
         "type": "github"
       },
       "original": {
@@ -163,11 +163,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737716196,
-        "narHash": "sha256-dC7J0Rua2UhP+EKlJY3jjQLzgzBnOo1iK/d2aIN0hAs=",
+        "lastModified": 1741780535,
+        "narHash": "sha256-B4seqoWl9HlKZ7m+nDosVtmDw9i6KbhvfonQlYhRrJg=",
         "owner": "pyproject-nix",
         "repo": "uv2nix",
-        "rev": "e47ec890012166425d1f90fb825eff208baaef4b",
+        "rev": "7de0e836e005f971a252e20b478d12b8b64909d8",
         "type": "github"
       },
       "original": {
@@ -185,11 +185,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1734940124,
-        "narHash": "sha256-2+4In1enfixXMTe4P+gDUgA93d+pEHGvG3a/sWX9Wt4=",
+        "lastModified": 1741781332,
+        "narHash": "sha256-iLyTiVQQd2pqTev7aAY5UMEXB0BYo53W0sbM3O8+jvc=",
         "owner": "TyberiusPrime",
         "repo": "uv2nix_hammer_overrides",
-        "rev": "1e739d79d54799f3ad62d0c529073390ec8b8ddb",
+        "rev": "3e91a25339cca5aaf282a9c8de499d8d807f02f1",
         "type": "github"
       },
       "original": {