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/auto-publish.yml b/.github/workflows/auto-publish.yml
index 53ec863..a8b5e1e 100644
--- a/.github/workflows/auto-publish.yml
+++ b/.github/workflows/auto-publish.yml
@@ -14,7 +14,7 @@ jobs:
         working-directory: ./
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@d23441a48e516b6c34aea4fa41551a30e30af803 # v6.1.0
         with:
           fetch-depth: 0
       - name: Check out main
diff --git a/.github/workflows/samples.yml b/.github/workflows/samples.yml
index 62a02fb..ad4859f 100644
--- a/.github/workflows/samples.yml
+++ b/.github/workflows/samples.yml
@@ -12,9 +12,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@a37ce9120846195fa4ece8f58b268e6043cb2f26 # v3.7.0
     - name: Setup .NET
-      uses: actions/setup-dotnet@v3
+      uses: actions/setup-dotnet@55ec9447dda3d1cf6bd587150f3262f30ee10815 # v3.4.2
       with:
         dotnet-version: 8.x
     - name: Build