diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..a9587995
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,12 @@
+version: 2
+updates:
+  # SHA-pinned actions do not update themselves; without this the pins rot.
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 10
+    # Do not adopt a release the day it ships — leave a window for a malicious
+    # or broken version to be caught first.
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 28c05627..7e4de388 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
       - name: Set up QEMU
         uses: docker/setup-qemu-action@2b82ce82d56a2a04d2637cd93a637ae1b359c0a7 # v2
       - name: Set up Docker Buildx
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 49940d38..d10a800a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,8 +12,8 @@ jobs:
         go-version: ['1.21', '1.22', '1.23']
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-go@v5
+    - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
+    - uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5.6.0
       with:
         go-version: ${{ matrix.go-version }}
     - name: Setup env
@@ -41,8 +41,8 @@ jobs:
     needs: test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
+      - uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5.6.0
       - name: Install goveralls 
         run: go install github.com/mattn/goveralls@latest
       - name: Close goveralls parallel build