diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index ff58564..ce23503 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -4,11 +4,17 @@ updates:
     directory: /
     schedule:
       interval: monthly
+    cooldown:
+      default-days: 7
   - package-ecosystem: nix
     directory: /
     schedule:
       interval: monthly
+    cooldown:
+      default-days: 7
   - package-ecosystem: cargo
     directory: /
     schedule:
       interval: weekly
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
new file mode 100644
index 0000000..7f1a19b
--- /dev/null
+++ b/.github/workflows/lint.yml
@@ -0,0 +1,25 @@
+name: Lint
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+  push:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  zizmor:
+    name: GitHub Actions Security
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - uses: zizmorcore/zizmor-action@3dc1ecc9bcb9e94e9b2c709687979e1298497054 # v0.6.2
+        with:
+          advanced-security: false
+          annotations: true