diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e46b8c4..2bb54ca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - uses: DeterminateSystems/nix-installer-action@main
-    - uses: DeterminateSystems/magic-nix-cache-action@main
+    - uses: DeterminateSystems/flakehub-cache-action@main
     - name: Check rustfmt
       run: nix develop --command cargo fmt -- --check
 
@@ -19,7 +19,7 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - uses: DeterminateSystems/nix-installer-action@main
-    - uses: DeterminateSystems/magic-nix-cache-action@main
+    - uses: DeterminateSystems/flakehub-cache-action@main
     - name: Build
       run: nix build -L
 
@@ -38,7 +38,7 @@ jobs:
       with:
         fetch-depth: 0
     - uses: DeterminateSystems/nix-installer-action@main
-    - uses: DeterminateSystems/magic-nix-cache-action@main
+    - uses: DeterminateSystems/flakehub-cache-action@main
     - name: Check nixpkgs-fmt formatting
       run: nix develop --command sh -c "git ls-files '*.nix' | xargs nixpkgs-fmt --check"
 
@@ -57,6 +57,6 @@ jobs:
       with:
         fetch-depth: 0
     - uses: DeterminateSystems/nix-installer-action@main
-    - uses: DeterminateSystems/magic-nix-cache-action@main
+    - uses: DeterminateSystems/flakehub-cache-action@main
     - name: Verify synthesize integration test still passes
       run: nix develop -c ./synthesize/integration-test-cases/verify.sh
diff --git a/.github/workflows/update-flake-lock.yaml b/.github/workflows/update-flake-lock.yaml
new file mode 100644
index 0000000..13962bf
--- /dev/null
+++ b/.github/workflows/update-flake-lock.yaml
@@ -0,0 +1,22 @@
+name: update-flake-lock
+
+on:
+  workflow_dispatch: # enable manual triggering
+  schedule:
+    - cron: '0 0 * * 0' # every Sunday at midnight
+
+jobs:
+  lockfile:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/flakehub-cache-action@main
+      - uses: DeterminateSystems/update-flake-lock@main
+        with:
+          pr-title: "Update flake.lock"
+          pr-labels: |
+            dependencies
+            automated
+          inputs: |
+            nixpkgs
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 19b5340..3dea50a 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -10,11 +10,13 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v3
+      - name: Check flake
+        uses: DeterminateSystems/flake-checker-action
+        with:
+          fail-mode: true
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@main
-      - name: Enable magic Nix cache
-        uses: DeterminateSystems/magic-nix-cache-action@main
-      - name: Check flake
-        uses: DeterminateSystems/flake-checker-action@main
+      - name: Enable FlakeHub cache
+        uses: DeterminateSystems/flakehub-cache-action@main
       - name: Update flake.lock
         uses: DeterminateSystems/update-flake-lock@main
diff --git a/flake.lock b/flake.lock
index d68c7a2..cc53a23 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1702312524,
-        "narHash": "sha256-gkZJRDBUCpTPBvQk25G0B7vfbpEYM5s5OZqghkjZsnE=",
+        "lastModified": 1741513245,
+        "narHash": "sha256-7rTAMNTY1xoBwz0h7ZMtEcd8LELk9R5TzBPoHuhNSCk=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "a9bf124c46ef298113270b1f84a164865987a91c",
+        "rev": "e3e32b642a31e6714ec1b712de8c91a3352ce7e1",
         "type": "github"
       },
       "original": {