diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..2c48305
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    groups:
+      github-actions:
+        patterns: ["*"]
+    schedule:
+      interval: "weekly"
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/devskim.yml b/.github/workflows/devskim.yml
index 8fd73ea..3c66a39 100644
--- a/.github/workflows/devskim.yml
+++ b/.github/workflows/devskim.yml
@@ -21,12 +21,12 @@ jobs:
       security-events: write
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@a37ce9120846195fa4ece8f58b268e6043cb2f26 # v3.7.0
 
       - name: Run DevSkim scanner
-        uses: microsoft/DevSkim-Action@v1
+        uses: microsoft/DevSkim-Action@4b5047945a44163b94642a1cecc0d93a3f428cc6 # v1.0.16
 
       - name: Upload DevSkim scan results to GitHub Security tab
-        uses: github/codeql-action/upload-sarif@v2
+        uses: github/codeql-action/upload-sarif@b8d3b6e8af63cde30bdc382c0bc28114f4346c88 # v2.28.1
         with:
           sarif_file: devskim-results.sarif