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/build.yml b/.github/workflows/build.yml
index ada6738..05e4565 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,10 +10,10 @@ jobs:
       image: clojure:lein-alpine
 
     steps:
-    - uses: actions/checkout@v4.2.2
+    - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
     - name: Cache maven dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
       with:
         path: ~/.m2/repository
         key: mvn-${{ hashFiles('project.clj') }}
@@ -42,10 +42,10 @@ jobs:
       image: clojure:lein-alpine
 
     steps:
-    - uses: actions/checkout@v4.2.2
+    - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
     - name: Cache maven dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
       with:
         path: ~/.m2/repository
         key: mvn-${{ hashFiles('project.clj') }}